cpu: arm7_common: remove obsolete hwtimer support
cpu: arm7_common: remove obsolete hwtimer support

backenklee/RIOT,plushvoxel/RIOT,adjih/RIOT,jfischer-phytec-iot/RIOT,aeneby/RIOT,josephnoir/RIOT,mtausig/RIOT,shady33/RIOT,tfar/RIOT,zhuoshuguo/RIOT,RBartz/RIOT,LudwigOrtmann/RIOT,jremmert-phytec-iot/RIOT,Ell-i/RIOT,rousselk/RIOT,kbumsik/RIOT,mziegert/RIOT,latsku/RIOT,thiagohd/RIOT,dkm/RIOT,authmillenon/RIOT,kaleb-himes/RIOT,ks156/RIOT,plushvoxel/RIOT,TobiasFredersdorf/RIOT,RIOT-OS/RIOT,roberthartung/RIOT,rakendrathapa/RIOT,lazytech-org/RIOT,thomaseichinger/RIOT,rakendrathapa/RIOT,miri64/RIOT,dailab/RIOT,JensErdmann/RIOT,FrancescoErmini/RIOT,jremmert-phytec-iot/RIOT,brettswann/RIOT,thomaseichinger/RIOT,TobiasFredersdorf/RIOT,asanka-code/RIOT,shady33/RIOT,abkam07/RIOT,asanka-code/RIOT,binarylemon/RIOT,neumodisch/RIOT,RIOT-OS/RIOT,watr-li/RIOT,alignan/RIOT,lazytech-org/RIOT,kerneltask/RIOT,LudwigKnuepfer/RIOT,zhuoshuguo/RIOT,gbarnett/RIOT,RubikonAlpha/RIOT,gbarnett/RIOT,wentaoshang/RIOT,kb2ma/RIOT,hamilton-mote/RIOT-OS,jremmert-phytec-iot/RIOT,JensErdmann/RIOT,adjih/RIOT,gbarnett/RIOT,lebrush/RIOT,rousselk/RIOT,dhruvvyas90/RIOT,syin2/RIOT,mtausig/RIOT,Hyungsin/RIOT-OS,roberthartung/RIOT,neumodisch/RIOT,zhuoshuguo/RIOT,hamilton-mote/RIOT-OS,zhuoshuguo/RIOT,lazytech-org/RIOT,TobiasFredersdorf/RIOT,stevenj/RIOT,kerneltask/RIOT,dkm/RIOT,stevenj/RIOT,Hyungsin/RIOT-OS,avmelnikoff/RIOT,binarylemon/RIOT,abkam07/RIOT,mfrey/RIOT,latsku/RIOT,adrianghc/RIOT,cladmi/RIOT,biboc/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,attdona/RIOT,watr-li/RIOT,ant9000/RIOT,daniel-k/RIOT,RBartz/RIOT,BytesGalore/RIOT,malosek/RIOT,hamilton-mote/RIOT-OS,biboc/RIOT,RBartz/RIOT,rfuentess/RIOT,haoyangyu/RIOT,MohmadAyman/RIOT,arvindpdmn/RIOT,Yonezawa-T2/RIOT,mfrey/RIOT,herrfz/RIOT,gbarnett/RIOT,jbeyerstedt/RIOT-OTA-update,kbumsik/RIOT,l3nko/RIOT,JensErdmann/RIOT,watr-li/RIOT,d00616/RIOT,stevenj/RIOT,jbeyerstedt/RIOT-OTA-update,smlng/RIOT,MohmadAyman/RIOT,A-Paul/RIOT,mziegert/RIOT,miri64/RIOT,kaspar030/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,herrfz/RIOT,l3nko/RIOT,dhruvvyas90/RIOT,tfar/RIOT,rajma996/RIOT,Josar/RIOT,jfischer-phytec-iot/RIOT,adrianghc/RIOT,haoyangyu/RIOT,RIOT-OS/RIOT,smlng/RIOT,kbumsik/RIOT,arvindpdmn/RIOT,gbarnett/RIOT,josephnoir/RIOT,LudwigOrtmann/RIOT,RBartz/RIOT,jfischer-phytec-iot/RIOT,RubikonAlpha/RIOT,khhhh/RIOT,dailab/RIOT,abkam07/RIOT,rajma996/RIOT,kbumsik/RIOT,kerneltask/RIOT,altairpearl/RIOT,BytesGalore/RIOT,authmillenon/RIOT,FrancescoErmini/RIOT,dailab/RIOT,immesys/RiSyn,brettswann/RIOT,stevenj/RIOT,rajma996/RIOT,backenklee/RIOT,basilfx/RIOT,adjih/RIOT,OlegHahm/RIOT,syin2/RIOT,MonsterCode8000/RIOT,A-Paul/RIOT,kb2ma/RIOT,MohmadAyman/RIOT,abp719/RIOT,alignan/RIOT,adrianghc/RIOT,watr-li/RIOT,msolters/RIOT,FrancescoErmini/RIOT,beurdouche/RIOT,Yonezawa-T2/RIOT,abp719/RIOT,kaleb-himes/RIOT,LudwigKnuepfer/RIOT,A-Paul/RIOT,Ell-i/RIOT,ks156/RIOT,JensErdmann/RIOT,daniel-k/RIOT,ant9000/RIOT,roberthartung/RIOT,OTAkeys/RIOT,attdona/RIOT,adrianghc/RIOT,asanka-code/RIOT,thomaseichinger/RIOT,khhhh/RIOT,MohmadAyman/RIOT,kerneltask/RIOT,kaspar030/RIOT,wentaoshang/RIOT,OlegHahm/RIOT,katezilla/RIOT,basilfx/RIOT,jasonatran/RIOT,asanka-code/RIOT,kYc0o/RIOT,d00616/RIOT,msolters/RIOT,immesys/RiSyn,cladmi/RIOT,lazytech-org/RIOT,watr-li/RIOT,rakendrathapa/RIOT,biboc/RIOT,OTAkeys/RIOT,thiagohd/RIOT,JensErdmann/RIOT,dailab/RIOT,plushvoxel/RIOT,mziegert/RIOT,OlegHahm/RIOT,dailab/RIOT,gebart/RIOT,RIOT-OS/RIOT,smlng/RIOT,RubikonAlpha/RIOT,BytesGalore/RIOT,x3ro/RIOT,beurdouche/RIOT,mziegert/RIOT,alignan/RIOT,Hyungsin/RIOT-OS,attdona/RIOT,haoyangyu/RIOT,tfar/RIOT,stevenj/RIOT,LudwigOrtmann/RIOT,Yonezawa-T2/RIOT,TobiasFredersdorf/RIOT,yogo1212/RIOT,cladmi/RIOT,basilfx/RIOT,malosek/RIOT,alignan/RIOT,yogo1212/RIOT,herrfz/RIOT,dhruvvyas90/RIOT,thiagohd/RIOT,binarylemon/RIOT,ks156/RIOT,MonsterCode8000/RIOT,syin2/RIOT,josephnoir/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,MonsterCode8000/RIOT,neumodisch/RIOT,yogo1212/RIOT,dhruvvyas90/RIOT,MonsterCode8000/RIOT,JensErdmann/RIOT,mtausig/RIOT,A-Paul/RIOT,thomaseichinger/RIOT,kaspar030/RIOT,brettswann/RIOT,jasonatran/RIOT,khhhh/RIOT,rfuentess/RIOT,binarylemon/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,stevenj/RIOT,daniel-k/RIOT,gautric/RIOT,mfrey/RIOT,kYc0o/RIOT,abp719/RIOT,basilfx/RIOT,mfrey/RIOT,katezilla/RIOT,arvindpdmn/RIOT,msolters/RIOT,hamilton-mote/RIOT-OS,BytesGalore/RIOT,plushvoxel/RIOT,d00616/RIOT,katezilla/RIOT,neiljay/RIOT,immesys/RiSyn,rfuentess/RIOT,adjih/RIOT,rfuentess/RIOT,thomaseichinger/RIOT,wentaoshang/RIOT,RBartz/RIOT,gautric/RIOT,l3nko/RIOT,msolters/RIOT,herrfz/RIOT,altairpearl/RIOT,toonst/RIOT,rousselk/RIOT,jremmert-phytec-iot/RIOT,Hyungsin/RIOT-OS,abkam07/RIOT,beurdouche/RIOT,yogo1212/RIOT,zhuoshuguo/RIOT,x3ro/RIOT,shady33/RIOT,jfischer-phytec-iot/RIOT,gebart/RIOT,rousselk/RIOT,attdona/RIOT,rakendrathapa/RIOT,latsku/RIOT,herrfz/RIOT,LudwigKnuepfer/RIOT,rajma996/RIOT,l3nko/RIOT,aeneby/RIOT,watr-li/RIOT,l3nko/RIOT,kaleb-himes/RIOT,malosek/RIOT,ks156/RIOT,LudwigOrtmann/RIOT,yogo1212/RIOT,ant9000/RIOT,kYc0o/RIOT,authmillenon/RIOT,gautric/RIOT,authmillenon/RIOT,neumodisch/RIOT,haoyangyu/RIOT,dhruvvyas90/RIOT,wentaoshang/RIOT,latsku/RIOT,hamilton-mote/RIOT-OS,Josar/RIOT,kb2ma/RIOT,jbeyerstedt/RIOT-OTA-update,lebrush/RIOT,RBartz/RIOT,cladmi/RIOT,gautric/RIOT,smlng/RIOT,wentaoshang/RIOT,abkam07/RIOT,jasonatran/RIOT,immesys/RiSyn,x3ro/RIOT,brettswann/RIOT,x3ro/RIOT,OlegHahm/RIOT,roberthartung/RIOT,TobiasFredersdorf/RIOT,haoyangyu/RIOT,d00616/RIOT,d00616/RIOT,OlegHahm/RIOT,abp719/RIOT,kaspar030/RIOT,kaleb-himes/RIOT,RIOT-OS/RIOT,josephnoir/RIOT,toonst/RIOT,OTAkeys/RIOT,arvindpdmn/RIOT,dkm/RIOT,neumodisch/RIOT,biboc/RIOT,abp719/RIOT,adjih/RIOT,jfischer-phytec-iot/RIOT,Josar/RIOT,binarylemon/RIOT,Ell-i/RIOT,plushvoxel/RIOT,mziegert/RIOT,katezilla/RIOT,mfrey/RIOT,gebart/RIOT,shady33/RIOT,aeneby/RIOT,gautric/RIOT,neiljay/RIOT,thiagohd/RIOT,dhruvvyas90/RIOT,Hyungsin/RIOT-OS,Ell-i/RIOT,backenklee/RIOT,khhhh/RIOT,thiagohd/RIOT,rajma996/RIOT,Josar/RIOT,miri64/RIOT,dkm/RIOT,jbeyerstedt/RIOT-OTA-update,brettswann/RIOT,roberthartung/RIOT,toonst/RIOT,tfar/RIOT,asanka-code/RIOT,authmillenon/RIOT,kerneltask/RIOT,mtausig/RIOT,wentaoshang/RIOT,immesys/RiSyn,kYc0o/RIOT,attdona/RIOT,josephnoir/RIOT,cladmi/RIOT,abkam07/RIOT,kaspar030/RIOT,OTAkeys/RIOT,A-Paul/RIOT,LudwigKnuepfer/RIOT,aeneby/RIOT,herrfz/RIOT,thiagohd/RIOT,avmelnikoff/RIOT,jasonatran/RIOT,altairpearl/RIOT,MonsterCode8000/RIOT,MohmadAyman/RIOT,malosek/RIOT,shady33/RIOT,RubikonAlpha/RIOT,malosek/RIOT,Yonezawa-T2/RIOT,Josar/RIOT,rakendrathapa/RIOT,backenklee/RIOT,malosek/RIOT,mtausig/RIOT,d00616/RIOT,immesys/RiSyn,gebart/RIOT,ks156/RIOT,daniel-k/RIOT,x3ro/RIOT,arvindpdmn/RIOT,latsku/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,altairpearl/RIOT,avmelnikoff/RIOT,rousselk/RIOT,brettswann/RIOT,jbeyerstedt/RIOT-OTA-update,neiljay/RIOT,jasonatran/RIOT,kb2ma/RIOT,authmillenon/RIOT,LudwigOrtmann/RIOT,MohmadAyman/RIOT,FrancescoErmini/RIOT,alignan/RIOT,tfar/RIOT,daniel-k/RIOT,dkm/RIOT,miri64/RIOT,Yonezawa-T2/RIOT,avmelnikoff/RIOT,beurdouche/RIOT,adrianghc/RIOT,gebart/RIOT,attdona/RIOT,altairpearl/RIOT,rajma996/RIOT,binarylemon/RIOT,khhhh/RIOT,altairpearl/RIOT,daniel-k/RIOT,yogo1212/RIOT,LudwigKnuepfer/RIOT,FrancescoErmini/RIOT,abp719/RIOT,Yonezawa-T2/RIOT,asanka-code/RIOT,latsku/RIOT,RubikonAlpha/RIOT,haoyangyu/RIOT,zhuoshuguo/RIOT,neiljay/RIOT,ant9000/RIOT,aeneby/RIOT,ant9000/RIOT,arvindpdmn/RIOT,msolters/RIOT,lazytech-org/RIOT,backenklee/RIOT,beurdouche/RIOT,neumodisch/RIOT,basilfx/RIOT,rousselk/RIOT,lebrush/RIOT,OTAkeys/RIOT,miri64/RIOT,katezilla/RIOT,avmelnikoff/RIOT,kbumsik/RIOT,khhhh/RIOT,jremmert-phytec-iot/RIOT,syin2/RIOT,MonsterCode8000/RIOT,biboc/RIOT,RubikonAlpha/RIOT,jremmert-phytec-iot/RIOT,rakendrathapa/RIOT,smlng/RIOT,FrancescoErmini/RIOT,neiljay/RIOT,kb2ma/RIOT,toonst/RIOT,shady33/RIOT,mziegert/RIOT,kaleb-himes/RIOT,lebrush/RIOT,toonst/RIOT,msolters/RIOT,gbarnett/RIOT,l3nko/RIOT,lebrush/RIOT,Ell-i/RIOT,rfuentess/RIOT,kYc0o/RIOT,syin2/RIOT,LudwigOrtmann/RIOT,BytesGalore/RIOT,lebrush/RIOT