dist/pyterm: enable unicode decoding
dist/pyterm: enable unicode decoding

use unicode streamreader on serial interface
fixes #1371

fnack/RIOT,openkosmosorg/RIOT,thomaseichinger/RIOT,kerneltask/RIOT,adjih/RIOT,roberthartung/RIOT,roberthartung/RIOT,herrfz/RIOT,mfrey/RIOT,attdona/RIOT,PSHIVANI/Riot-Code,gebart/RIOT,dailab/RIOT,kYc0o/RIOT,herrfz/RIOT-old,zhuoshuguo/RIOT,beurdouche/RIOT,kushalsingh007/RIOT,1blankz7/RIOT,cladmi/RIOT,dkm/RIOT,altairpearl/RIOT,ros2/ros2_embedded_riot,syin2/RIOT,MonsterCode8000/RIOT,TobiasFredersdorf/RIOT,jremmert-phytec-iot/RIOT,khhhh/RIOT,MonsterCode8000/RIOT,tdautc19841202/RIOT,rajma996/RIOT,chris-wood/RIOT,MohmadAyman/RIOT,MohmadAyman/RIOT,Ell-i/RIOT,kaspar030/RIOT,BytesGalore/PetersRIOT,jhollister/RIOT,kerneltask/RIOT,herrfz/RIOT,yogo1212/RIOT,beurdouche/RIOT,backenklee/RIOT,robixnai/RIOT,fnack/RIOT,bartfaizoltan/RIOT,rakendrathapa/RIOT,alignan/RIOT,thomaseichinger/RIOT,kYc0o/RIOT,sumanpanchal/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,kYc0o/RIOT,daniel-k/RIOT,cladmi/RIOT,brettswann/RIOT,malosek/RIOT,EmuxEvans/RIOT,BytesGalore/PetersRIOT,mziegert/RIOT,Osblouf/RIOT,Lexandro92/RIOT-CoAP,d00616/RIOT,rfswarm2/RIOT,Osblouf/RIOT,ntrtrung/RIOT,immesys/RiSyn,MonsterCode8000/RIOT,openkosmosorg/RIOT,MarkXYang/RIOT,TobiasFredersdorf/RIOT,BytesGalore/PetersRIOT,LudwigKnuepfer/RIOT,kushalsingh007/RIOT,thiagohd/RIOT,msolters/RIOT,Osblouf/RIOT,ximus/RIOT,katezilla/RIOT,kYc0o/RIOT,wentaoshang/RIOT,ThanhVic/RIOT,robixnai/RIOT,herrfz/RIOT,rajma996/RIOT,marcosalm/RIOT,changbiao/RIOT,gbarnett/RIOT,immesys/RiSyn,asanka-code/RIOT,RIOT-OS/RIOT,ant9000/RIOT,kaleb-himes/RIOT,LudwigOrtmann/RIOT,mziegert/RIOT,EmuxEvans/RIOT,kaspar030/RIOT,malosek/RIOT,kushalsingh007/RIOT,jbeyerstedt/RIOT-OTA-update,wentaoshang/RIOT,asanka-code/RIOT,shady33/RIOT,kb2ma/RIOT,adrianghc/RIOT,bartfaizoltan/RIOT,attdona/RIOT,abkam07/RIOT,arvindpdmn/RIOT,toonst/RIOT,TobiasFredersdorf/RIOT,biboc/RIOT,kaspar030/RIOT,rousselk/RIOT,binarylemon/RIOT,emmanuelsearch/RIOT,malosek/RIOT,Josar/RIOT,Darredevil/RIOT,biboc/RIOT,alignan/RIOT,hamilton-mote/RIOT-OS,jremmert-phytec-iot/RIOT,neumodisch/RIOT,jhollister/RIOT,Ell-i/RIOT,khhhh/RIOT,BytesGalore/PetersRIOT,herrfz/RIOT,adjih/RIOT,FrancescoErmini/RIOT,dhruvvyas90/RIOT,hamilton-mote/RIOT-OS,rakendrathapa/RIOT,automote/RIOT,ros2/ros2_embedded_riot,marcosalm/RIOT,PSHIVANI/Riot-Code,jfischer-phytec-iot/RIOT,ThanhVic/RIOT,gebart/RIOT,RubikonAlpha/RIOT,watr-li/RIOT,robixnai/RIOT,abp719/RIOT,A-Paul/RIOT,syin2/RIOT,kb2ma/RIOT,ros2/ros2_embedded_riot,ks156/RIOT,benoit-canet/RIOT,jremmert-phytec-iot/RIOT,rfswarm2/RIOT,mtausig/RIOT,Lexandro92/RIOT-CoAP,ntrtrung/RIOT,luciotorre/RIOT,stevenj/RIOT,Lotterleben/RIOT,rfswarm2/RIOT,EmuxEvans/RIOT,centurysys/RIOT,abp719/RIOT,ntrtrung/RIOT,jhollister/RIOT,locicontrols/RIOT,Lexandro92/RIOT-CoAP,zhuoshuguo/RIOT,binarylemon/RIOT,sgso/RIOT,josephnoir/RIOT,brettswann/RIOT,marcosalm/RIOT,adrianghc/RIOT,thiagohd/RIOT,dkm/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,lebrush/RIOT,gebart/RIOT,chris-wood/RIOT,sgso/RIOT,rfuentess/RIOT,daniel-k/RIOT,josephnoir/RIOT,shady33/RIOT,koenning/RIOT,mfrey/RIOT,wentaoshang/RIOT,dhruvvyas90/RIOT,BytesGalore/RIOT,arvindpdmn/RIOT,AnonMall/RIOT,basilfx/RIOT,MonsterCode8000/RIOT,ant9000/RIOT,JensErdmann/RIOT,dailab/RIOT,aeneby/RIOT,RubikonAlpha/RIOT,rfswarm2/RIOT,JensErdmann/RIOT,mtausig/RIOT,shady33/RIOT,altairpearl/RIOT,jasonatran/RIOT,gebart/RIOT,changbiao/RIOT,wentaoshang/RIOT,JensErdmann/RIOT,mfrey/RIOT,MonsterCode8000/RIOT,stevenj/RIOT,abkam07/RIOT,OTAkeys/RIOT,katezilla/RIOT,LudwigOrtmann/RIOT,1blankz7/RIOT,mfrey/RIOT,kYc0o/RIOT,bartfaizoltan/RIOT,lebrush/RIOT,JensErdmann/RIOT,neiljay/RIOT,basilfx/RIOT,A-Paul/RIOT,avmelnikoff/RIOT,gautric/RIOT,toonst/RIOT,rajma996/RIOT,zhuoshuguo/RIOT,phiros/RIOT,Yonezawa-T2/RIOT,Hyungsin/RIOT-OS,jasonatran/RIOT,jfischer-phytec-iot/RIOT,brettswann/RIOT,FrancescoErmini/RIOT,sgso/RIOT,tdautc19841202/RIOT,syin2/RIOT,openkosmosorg/RIOT,yogo1212/RIOT,alex1818/RIOT,msolters/RIOT,Hyungsin/RIOT-OS,rfuentess/RIOT,jfischer-phytec-iot/RIOT,latsku/RIOT,Lotterleben/RIOT,jferreir/RIOT,LudwigKnuepfer/RIOT,LudwigOrtmann/RIOT,alex1818/RIOT,jhollister/RIOT,emmanuelsearch/RIOT,lebrush/RIOT,avmelnikoff/RIOT,asanka-code/RIOT,chris-wood/RIOT,avmelnikoff/RIOT,benoit-canet/RIOT,backenklee/RIOT,kaleb-himes/RIOT,luciotorre/RIOT,dhruvvyas90/RIOT,d00616/RIOT,MohmadAyman/RIOT,latsku/RIOT,plushvoxel/RIOT,adrianghc/RIOT,neiljay/RIOT,PSHIVANI/Riot-Code,1blankz7/RIOT,AnonMall/RIOT,dkm/RIOT,sgso/RIOT,Lotterleben/RIOT,gbarnett/RIOT,Yonezawa-T2/RIOT,x3ro/RIOT,BytesGalore/RIOT,Osblouf/RIOT,RIOT-OS/RIOT,TobiasFredersdorf/RIOT,Yonezawa-T2/RIOT,latsku/RIOT,abp719/RIOT,AnonMall/RIOT,herrfz/RIOT-old,malosek/RIOT,koenning/RIOT,benoit-canet/RIOT,BytesGalore/RIOT,lebrush/RIOT,alex1818/RIOT,aeneby/RIOT,tfar/RIOT,neiljay/RIOT,smlng/RIOT,ros2/ros2_embedded_riot,JensErdmann/RIOT,attdona/RIOT,Lexandro92/RIOT-CoAP,abkam07/RIOT,arvindpdmn/RIOT,syin2/RIOT,Darredevil/RIOT,abkam07/RIOT,jferreir/RIOT,dailab/RIOT,locicontrols/RIOT,neumodisch/RIOT,kb2ma/RIOT,daniel-k/RIOT,l3nko/RIOT,wentaoshang/RIOT,authmillenon/RIOT,kaspar030/RIOT,thomaseichinger/RIOT,mziegert/RIOT,khhhh/RIOT,smlng/RIOT,emmanuelsearch/RIOT,sumanpanchal/RIOT,luciotorre/RIOT,robixnai/RIOT,MarkXYang/RIOT,rfswarm2/RIOT,RIOT-OS/RIOT,neumodisch/RIOT,1blankz7/RIOT,msolters/RIOT,tfar/RIOT,plushvoxel/RIOT,BytesGalore/PetersRIOT,BytesGalore/PetersRIOT,katezilla/RIOT,smlng/RIOT,latsku/RIOT,lazytech-org/RIOT,fnack/RIOT,jasonatran/RIOT,neumodisch/RIOT,benoit-canet/RIOT,lazytech-org/RIOT,A-Paul/RIOT,alignan/RIOT,tdautc19841202/RIOT,herrfz/RIOT,attdona/RIOT,phiros/RIOT,kaleb-himes/RIOT,benoit-canet/RIOT,mziegert/RIOT,ros2/ros2_embedded_riot,BytesGalore/PetersRIOT,jasonatran/RIOT,rajma996/RIOT,MarkXYang/RIOT,RBartz/RIOT,kerneltask/RIOT,katezilla/RIOT,stevenj/RIOT,jfischer-phytec-iot/RIOT,ant9000/RIOT,khhhh/RIOT,lebrush/RIOT,locicontrols/RIOT,avmelnikoff/RIOT,RubikonAlpha/RIOT,OlegHahm/RIOT,patkan/RIOT,ThanhVic/RIOT,marcosalm/RIOT,miri64/RIOT,sumanpanchal/RIOT,smlng/RIOT,Darredevil/RIOT,hamilton-mote/RIOT-OS,rajma996/RIOT,herrfz/RIOT-old,watr-li/RIOT,LudwigOrtmann/RIOT,ks156/RIOT,kerneltask/RIOT,miri64/RIOT,sumanpanchal/RIOT,emmanuelsearch/RIOT,x3ro/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,malosek/RIOT,arvindpdmn/RIOT,Yonezawa-T2/RIOT,haoyangyu/RIOT,l3nko/RIOT,thiagohd/RIOT,authmillenon/RIOT,koenning/RIOT,rfswarm/RIOT,neiljay/RIOT,marcosalm/RIOT,ximus/RIOT,MohmadAyman/RIOT,bartfaizoltan/RIOT,beurdouche/RIOT,malosek/RIOT,mtausig/RIOT,altairpearl/RIOT,basilfx/RIOT,x3ro/RIOT,attdona/RIOT,yogo1212/RIOT,rfswarm/RIOT,ks156/RIOT,jhollister/RIOT,AnonMall/RIOT,binarylemon/RIOT,RubikonAlpha/RIOT,alex1818/RIOT,alex1818/RIOT,jfischer-phytec-iot/RIOT,altairpearl/RIOT,patkan/RIOT,Yonezawa-T2/RIOT,khhhh/RIOT,openkosmosorg/RIOT,khhhh/RIOT,rfswarm2/RIOT,biboc/RIOT,kbumsik/RIOT,changbiao/RIOT,rajma996/RIOT,zhuoshuguo/RIOT,FrancescoErmini/RIOT,Osblouf/RIOT,automote/RIOT,LudwigKnuepfer/RIOT,jhollister/RIOT,msolters/RIOT,biboc/RIOT,nsol-nmsu/RIOT,Ell-i/RIOT,adjih/RIOT,centurysys/RIOT,katezilla/RIOT,ximus/RIOT,Lexandro92/RIOT-CoAP,mtausig/RIOT,gbarnett/RIOT,OlegHahm/RIOT,haoyangyu/RIOT,authmillenon/RIOT,josephnoir/RIOT,d00616/RIOT,JensErdmann/RIOT,zhuoshuguo/RIOT,emmanuelsearch/RIOT,abkam07/RIOT,RBartz/RIOT,FrancescoErmini/RIOT,FrancescoErmini/RIOT,centurysys/RIOT,adjih/RIOT,Josar/RIOT,AnonMall/RIOT,neiljay/RIOT,bartfaizoltan/RIOT,sgso/RIOT,rakendrathapa/RIOT,asanka-code/RIOT,lebrush/RIOT,smlng/RIOT,OlegHahm/RIOT,abp719/RIOT,OTAkeys/RIOT,tdautc19841202/RIOT,kushalsingh007/RIOT,MarkXYang/RIOT,ThanhVic/RIOT,koenning/RIOT,yogo1212/RIOT,lazytech-org/RIOT,EmuxEvans/RIOT,RBartz/RIOT,phiros/RIOT,l3nko/RIOT,shady33/RIOT,basilfx/RIOT,binarylemon/RIOT,RubikonAlpha/RIOT,robixnai/RIOT,kbumsik/RIOT,roberthartung/RIOT,gautric/RIOT,centurysys/RIOT,ros2/ros2_embedded_riot,tfar/RIOT,jbeyerstedt/RIOT-OTA-update,gbarnett/RIOT,EmuxEvans/RIOT,Josar/RIOT,nsol-nmsu/RIOT,wentaoshang/RIOT,backenklee/RIOT,dhruvvyas90/RIOT,toonst/RIOT,l3nko/RIOT,avmelnikoff/RIOT,adjih/RIOT,Lotterleben/RIOT,chris-wood/RIOT,EmuxEvans/RIOT,Ell-i/RIOT,thiagohd/RIOT,koenning/RIOT,PSHIVANI/Riot-Code,brettswann/RIOT,mfrey/RIOT,changbiao/RIOT,tdautc19841202/RIOT,altairpearl/RIOT,josephnoir/RIOT,DipSwitch/RIOT,centurysys/RIOT,watr-li/RIOT,thomaseichinger/RIOT,arvindpdmn/RIOT,cladmi/RIOT,beurdouche/RIOT,kushalsingh007/RIOT,OlegHahm/RIOT,adrianghc/RIOT,Osblouf/RIOT,MohmadAyman/RIOT,AnonMall/RIOT,kaspar030/RIOT,zhuoshuguo/RIOT,kaleb-himes/RIOT,beurdouche/RIOT,DipSwitch/RIOT,automote/RIOT,lazytech-org/RIOT,roberthartung/RIOT,Ell-i/RIOT,Lotterleben/RIOT,OTAkeys/RIOT,dkm/RIOT,mziegert/RIOT,toonst/RIOT,aeneby/RIOT,dhruvvyas90/RIOT,rousselk/RIOT,patkan/RIOT,neumodisch/RIOT,koenning/RIOT,gbarnett/RIOT,luciotorre/RIOT,BytesGalore/RIOT,haoyangyu/RIOT,nsol-nmsu/RIOT,rfuentess/RIOT,patkan/RIOT,sumanpanchal/RIOT,plushvoxel/RIOT,immesys/RiSyn,ximus/RIOT,msolters/RIOT,immesys/RiSyn,hamilton-mote/RIOT-OS,ant9000/RIOT,jbeyerstedt/RIOT-OTA-update,stevenj/RIOT,LudwigKnuepfer/RIOT,shady33/RIOT,abp719/RIOT,jbeyerstedt/RIOT-OTA-update,automote/RIOT,gautric/RIOT,bartfaizoltan/RIOT,OlegHahm/RIOT,LudwigKnuepfer/RIOT,kbumsik/RIOT,DipSwitch/RIOT,Hyungsin/RIOT-OS,changbiao/RIOT,binarylemon/RIOT,alignan/RIOT,MohmadAyman/RIOT,automote/RIOT,gautric/RIOT,kb2ma/RIOT,stevenj/RIOT,daniel-k/RIOT,shady33/RIOT,Hyungsin/RIOT-OS,lazytech-org/RIOT,chris-wood/RIOT,herrfz/RIOT,RIOT-OS/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,kb2ma/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,plushvoxel/RIOT,mtausig/RIOT,openkosmosorg/RIOT,openkosmosorg/RIOT,rfswarm/RIOT,watr-li/RIOT,ThanhVic/RIOT,neumodisch/RIOT,PSHIVANI/Riot-Code,rakendrathapa/RIOT,FrancescoErmini/RIOT,basilfx/RIOT,chris-wood/RIOT,abkam07/RIOT,DipSwitch/RIOT,LudwigOrtmann/RIOT,haoyangyu/RIOT,Lotterleben/RIOT,BytesGalore/RIOT,1blankz7/RIOT,RubikonAlpha/RIOT,hamilton-mote/RIOT-OS,tdautc19841202/RIOT,authmillenon/RIOT,adrianghc/RIOT,phiros/RIOT,rakendrathapa/RIOT,d00616/RIOT,stevenj/RIOT,haoyangyu/RIOT,sumanpanchal/RIOT,Darredevil/RIOT,backenklee/RIOT,gautric/RIOT,yogo1212/RIOT,Yonezawa-T2/RIOT,A-Paul/RIOT,jremmert-phytec-iot/RIOT,alex1818/RIOT,locicontrols/RIOT,authmillenon/RIOT,roberthartung/RIOT,RBartz/RIOT,Hyungsin/RIOT-OS,Josar/RIOT,OTAkeys/RIOT,brettswann/RIOT,DipSwitch/RIOT,OTAkeys/RIOT,kaleb-himes/RIOT,ks156/RIOT,alignan/RIOT,d00616/RIOT,miri64/RIOT,binarylemon/RIOT,RIOT-OS/RIOT,luciotorre/RIOT,ks156/RIOT,x3ro/RIOT,jremmert-phytec-iot/RIOT,attdona/RIOT,MarkXYang/RIOT,Darredevil/RIOT,fnack/RIOT,patkan/RIOT,authmillenon/RIOT,ximus/RIOT,LudwigOrtmann/RIOT,rfswarm/RIOT,rfuentess/RIOT,herrfz/RIOT-old,ant9000/RIOT,asanka-code/RIOT,rakendrathapa/RIOT,jbeyerstedt/RIOT-OTA-update,phiros/RIOT,Josar/RIOT,dailab/RIOT,kerneltask/RIOT,immesys/RiSyn,cladmi/RIOT,daniel-k/RIOT,benoit-canet/RIOT,latsku/RIOT,dkm/RIOT,TobiasFredersdorf/RIOT,thiagohd/RIOT,rousselk/RIOT,miri64/RIOT,ntrtrung/RIOT,sgso/RIOT,Darredevil/RIOT,Lexandro92/RIOT-CoAP,toonst/RIOT,miri64/RIOT,haoyangyu/RIOT,jferreir/RIOT,msolters/RIOT,PSHIVANI/Riot-Code,RBartz/RIOT,x3ro/RIOT,fnack/RIOT,dhruvvyas90/RIOT,ximus/RIOT,mziegert/RIOT,changbiao/RIOT,rfswarm/RIOT,ntrtrung/RIOT,daniel-k/RIOT,rousselk/RIOT,locicontrols/RIOT,fnack/RIOT,1blankz7/RIOT,robixnai/RIOT,jferreir/RIOT,thiagohd/RIOT,rousselk/RIOT,rfswarm/RIOT,thomaseichinger/RIOT,josephnoir/RIOT,kbumsik/RIOT,emmanuelsearch/RIOT,aeneby/RIOT,abp719/RIOT,ros2/ros2_embedded_riot,Lotterleben/RIOT,tfar/RIOT,arvindpdmn/RIOT,brettswann/RIOT,ntrtrung/RIOT,A-Paul/RIOT,dailab/RIOT,l3nko/RIOT,nsol-nmsu/RIOT,herrfz/RIOT-old,MonsterCode8000/RIOT,watr-li/RIOT,aeneby/RIOT,locicontrols/RIOT,gebart/RIOT,automote/RIOT,gbarnett/RIOT,locicontrols/RIOT,luciotorre/RIOT,MarkXYang/RIOT,marcosalm/RIOT,cladmi/RIOT,plushvoxel/RIOT,jferreir/RIOT,rousselk/RIOT,watr-li/RIOT,jferreir/RIOT,DipSwitch/RIOT,rfuentess/RIOT,altairpearl/RIOT,patkan/RIOT,yogo1212/RIOT,backenklee/RIOT,RBartz/RIOT,d00616/RIOT,jremmert-phytec-iot/RIOT,latsku/RIOT,kbumsik/RIOT,tfar/RIOT,centurysys/RIOT,immesys/RiSyn,ThanhVic/RIOT,phiros/RIOT,l3nko/RIOT,jasonatran/RIOT,nsol-nmsu/RIOT,syin2/RIOT,kushalsingh007/RIOT,biboc/RIOT,asanka-code/RIOT