ndp: fix neighbor advertisement byte ordering
ndp: fix neighbor advertisement byte ordering

Hyungsin/RIOT-OS,Hyungsin/RIOT-OS,adrianghc/RIOT,yogo1212/RIOT,FrancescoErmini/RIOT,BytesGalore/RIOT,TobiasFredersdorf/RIOT,neiljay/RIOT,jbeyerstedt/RIOT-OTA-update,authmillenon/RIOT,rfuentess/RIOT,malosek/RIOT,mfrey/RIOT,Hyungsin/RIOT-OS,cladmi/RIOT,toonst/RIOT,neiljay/RIOT,adjih/RIOT,ant9000/RIOT,x3ro/RIOT,thomaseichinger/RIOT,OlegHahm/RIOT,mtausig/RIOT,dailab/RIOT,gautric/RIOT,mfrey/RIOT,gebart/RIOT,jremmert-phytec-iot/RIOT,altairpearl/RIOT,LudwigOrtmann/RIOT,jasonatran/RIOT,MohmadAyman/RIOT,Josar/RIOT,toonst/RIOT,jremmert-phytec-iot/RIOT,LudwigKnuepfer/RIOT,gautric/RIOT,syin2/RIOT,syin2/RIOT,josephnoir/RIOT,beurdouche/RIOT,miri64/RIOT,roberthartung/RIOT,immesys/RiSyn,kerneltask/RIOT,gautric/RIOT,wentaoshang/RIOT,kaleb-himes/RIOT,d00616/RIOT,authmillenon/RIOT,MohmadAyman/RIOT,ant9000/RIOT,rousselk/RIOT,wentaoshang/RIOT,kYc0o/RIOT,rakendrathapa/RIOT,adrianghc/RIOT,dkm/RIOT,asanka-code/RIOT,biboc/RIOT,kaspar030/RIOT,A-Paul/RIOT,kb2ma/RIOT,lazytech-org/RIOT,d00616/RIOT,adjih/RIOT,miri64/RIOT,mfrey/RIOT,neiljay/RIOT,Yonezawa-T2/RIOT,plushvoxel/RIOT,roberthartung/RIOT,A-Paul/RIOT,FrancescoErmini/RIOT,wentaoshang/RIOT,d00616/RIOT,josephnoir/RIOT,katezilla/RIOT,OlegHahm/RIOT,attdona/RIOT,gebart/RIOT,katezilla/RIOT,backenklee/RIOT,jfischer-phytec-iot/RIOT,Josar/RIOT,roberthartung/RIOT,yogo1212/RIOT,dailab/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,attdona/RIOT,brettswann/RIOT,x3ro/RIOT,neumodisch/RIOT,rajma996/RIOT,neiljay/RIOT,dkm/RIOT,altairpearl/RIOT,avmelnikoff/RIOT,basilfx/RIOT,rousselk/RIOT,x3ro/RIOT,OTAkeys/RIOT,hamilton-mote/RIOT-OS,kb2ma/RIOT,cladmi/RIOT,asanka-code/RIOT,brettswann/RIOT,syin2/RIOT,rfuentess/RIOT,wentaoshang/RIOT,kerneltask/RIOT,tfar/RIOT,LudwigKnuepfer/RIOT,jbeyerstedt/RIOT-OTA-update,asanka-code/RIOT,basilfx/RIOT,katezilla/RIOT,rajma996/RIOT,dkm/RIOT,roberthartung/RIOT,kaspar030/RIOT,adjih/RIOT,TobiasFredersdorf/RIOT,aeneby/RIOT,aeneby/RIOT,backenklee/RIOT,mtausig/RIOT,brettswann/RIOT,thomaseichinger/RIOT,rajma996/RIOT,immesys/RiSyn,LudwigKnuepfer/RIOT,malosek/RIOT,neumodisch/RIOT,dailab/RIOT,malosek/RIOT,shady33/RIOT,rakendrathapa/RIOT,toonst/RIOT,FrancescoErmini/RIOT,rajma996/RIOT,alignan/RIOT,dailab/RIOT,dkm/RIOT,BytesGalore/RIOT,altairpearl/RIOT,BytesGalore/RIOT,katezilla/RIOT,hamilton-mote/RIOT-OS,authmillenon/RIOT,beurdouche/RIOT,kbumsik/RIOT,jremmert-phytec-iot/RIOT,Josar/RIOT,beurdouche/RIOT,shady33/RIOT,smlng/RIOT,hamilton-mote/RIOT-OS,rfuentess/RIOT,jremmert-phytec-iot/RIOT,malosek/RIOT,neumodisch/RIOT,immesys/RiSyn,aeneby/RIOT,FrancescoErmini/RIOT,cladmi/RIOT,kYc0o/RIOT,rfuentess/RIOT,zhuoshuguo/RIOT,altairpearl/RIOT,lazytech-org/RIOT,kb2ma/RIOT,mtausig/RIOT,zhuoshuguo/RIOT,neumodisch/RIOT,kaspar030/RIOT,mtausig/RIOT,aeneby/RIOT,kaspar030/RIOT,tfar/RIOT,ks156/RIOT,OTAkeys/RIOT,rfuentess/RIOT,kb2ma/RIOT,rakendrathapa/RIOT,asanka-code/RIOT,cladmi/RIOT,hamilton-mote/RIOT-OS,MohmadAyman/RIOT,shady33/RIOT,attdona/RIOT,RIOT-OS/RIOT,katezilla/RIOT,biboc/RIOT,syin2/RIOT,Yonezawa-T2/RIOT,Josar/RIOT,smlng/RIOT,mtausig/RIOT,backenklee/RIOT,toonst/RIOT,TobiasFredersdorf/RIOT,gebart/RIOT,authmillenon/RIOT,kaleb-himes/RIOT,immesys/RiSyn,TobiasFredersdorf/RIOT,adjih/RIOT,RIOT-OS/RIOT,avmelnikoff/RIOT,plushvoxel/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,Yonezawa-T2/RIOT,LudwigOrtmann/RIOT,neiljay/RIOT,kbumsik/RIOT,smlng/RIOT,LudwigOrtmann/RIOT,OlegHahm/RIOT,adrianghc/RIOT,kaspar030/RIOT,beurdouche/RIOT,yogo1212/RIOT,backenklee/RIOT,lazytech-org/RIOT,plushvoxel/RIOT,gautric/RIOT,miri64/RIOT,kYc0o/RIOT,tfar/RIOT,thomaseichinger/RIOT,zhuoshuguo/RIOT,ant9000/RIOT,asanka-code/RIOT,wentaoshang/RIOT,kerneltask/RIOT,josephnoir/RIOT,zhuoshuguo/RIOT,brettswann/RIOT,adjih/RIOT,dailab/RIOT,ks156/RIOT,ant9000/RIOT,alignan/RIOT,attdona/RIOT,kerneltask/RIOT,Hyungsin/RIOT-OS,yogo1212/RIOT,attdona/RIOT,kaleb-himes/RIOT,dkm/RIOT,adrianghc/RIOT,LudwigOrtmann/RIOT,rakendrathapa/RIOT,josephnoir/RIOT,immesys/RiSyn,thomaseichinger/RIOT,kerneltask/RIOT,MohmadAyman/RIOT,biboc/RIOT,OTAkeys/RIOT,Josar/RIOT,biboc/RIOT,toonst/RIOT,kaleb-himes/RIOT,thomaseichinger/RIOT,d00616/RIOT,BytesGalore/RIOT,tfar/RIOT,A-Paul/RIOT,jasonatran/RIOT,neumodisch/RIOT,syin2/RIOT,MohmadAyman/RIOT,gebart/RIOT,yogo1212/RIOT,jasonatran/RIOT,rajma996/RIOT,BytesGalore/RIOT,josephnoir/RIOT,rakendrathapa/RIOT,jremmert-phytec-iot/RIOT,A-Paul/RIOT,attdona/RIOT,smlng/RIOT,jasonatran/RIOT,Ell-i/RIOT,Yonezawa-T2/RIOT,plushvoxel/RIOT,A-Paul/RIOT,alignan/RIOT,kYc0o/RIOT,shady33/RIOT,jremmert-phytec-iot/RIOT,RIOT-OS/RIOT,malosek/RIOT,aeneby/RIOT,ks156/RIOT,basilfx/RIOT,shady33/RIOT,ks156/RIOT,rousselk/RIOT,jfischer-phytec-iot/RIOT,backenklee/RIOT,authmillenon/RIOT,alignan/RIOT,gebart/RIOT,Ell-i/RIOT,LudwigOrtmann/RIOT,jbeyerstedt/RIOT-OTA-update,Ell-i/RIOT,altairpearl/RIOT,shady33/RIOT,RIOT-OS/RIOT,LudwigKnuepfer/RIOT,yogo1212/RIOT,plushvoxel/RIOT,asanka-code/RIOT,x3ro/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,wentaoshang/RIOT,MohmadAyman/RIOT,OlegHahm/RIOT,x3ro/RIOT,kYc0o/RIOT,jasonatran/RIOT,immesys/RiSyn,jfischer-phytec-iot/RIOT,avmelnikoff/RIOT,rajma996/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,hamilton-mote/RIOT-OS,d00616/RIOT,kaleb-himes/RIOT,alignan/RIOT,RIOT-OS/RIOT,rousselk/RIOT,jbeyerstedt/RIOT-OTA-update,biboc/RIOT,jfischer-phytec-iot/RIOT,TobiasFredersdorf/RIOT,LudwigKnuepfer/RIOT,rousselk/RIOT,smlng/RIOT,zhuoshuguo/RIOT,lazytech-org/RIOT,malosek/RIOT,mfrey/RIOT,jfischer-phytec-iot/RIOT,Yonezawa-T2/RIOT,mfrey/RIOT,miri64/RIOT,OTAkeys/RIOT,basilfx/RIOT,gautric/RIOT,d00616/RIOT,roberthartung/RIOT,beurdouche/RIOT,OlegHahm/RIOT,rousselk/RIOT,Yonezawa-T2/RIOT,neumodisch/RIOT,zhuoshuguo/RIOT,OTAkeys/RIOT,Hyungsin/RIOT-OS,basilfx/RIOT,miri64/RIOT,brettswann/RIOT,FrancescoErmini/RIOT,altairpearl/RIOT,Ell-i/RIOT,kbumsik/RIOT,authmillenon/RIOT,FrancescoErmini/RIOT,ant9000/RIOT,avmelnikoff/RIOT,lazytech-org/RIOT,Ell-i/RIOT,jbeyerstedt/RIOT-OTA-update,adrianghc/RIOT,kbumsik/RIOT,cladmi/RIOT,ks156/RIOT,LudwigOrtmann/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,brettswann/RIOT,rakendrathapa/RIOT,tfar/RIOT,kb2ma/RIOT,avmelnikoff/RIOT,kbumsik/RIOT