kinetis: Add GPIO ISR for CPUs with combined PORTB+PORTC interrupt
kinetis: Add GPIO ISR for CPUs with combined PORTB+PORTC interrupt

A-Paul/RIOT,yogo1212/RIOT,lazytech-org/RIOT,mtausig/RIOT,smlng/RIOT,mfrey/RIOT,basilfx/RIOT,rfuentess/RIOT,miri64/RIOT,kYc0o/RIOT,josephnoir/RIOT,josephnoir/RIOT,toonst/RIOT,kYc0o/RIOT,toonst/RIOT,kbumsik/RIOT,cladmi/RIOT,aeneby/RIOT,basilfx/RIOT,josephnoir/RIOT,x3ro/RIOT,x3ro/RIOT,mfrey/RIOT,OlegHahm/RIOT,miri64/RIOT,rfuentess/RIOT,cladmi/RIOT,miri64/RIOT,kaspar030/RIOT,rfuentess/RIOT,toonst/RIOT,OlegHahm/RIOT,lazytech-org/RIOT,mtausig/RIOT,neiljay/RIOT,mtausig/RIOT,basilfx/RIOT,authmillenon/RIOT,miri64/RIOT,RIOT-OS/RIOT,avmelnikoff/RIOT,cladmi/RIOT,OTAkeys/RIOT,OlegHahm/RIOT,RIOT-OS/RIOT,gebart/RIOT,yogo1212/RIOT,mtausig/RIOT,authmillenon/RIOT,A-Paul/RIOT,biboc/RIOT,kYc0o/RIOT,OTAkeys/RIOT,RIOT-OS/RIOT,basilfx/RIOT,yogo1212/RIOT,kYc0o/RIOT,josephnoir/RIOT,ant9000/RIOT,RIOT-OS/RIOT,smlng/RIOT,gebart/RIOT,x3ro/RIOT,smlng/RIOT,ant9000/RIOT,mfrey/RIOT,aeneby/RIOT,smlng/RIOT,kaspar030/RIOT,A-Paul/RIOT,jasonatran/RIOT,gebart/RIOT,kbumsik/RIOT,x3ro/RIOT,authmillenon/RIOT,aeneby/RIOT,jasonatran/RIOT,avmelnikoff/RIOT,kbumsik/RIOT,ant9000/RIOT,BytesGalore/RIOT,authmillenon/RIOT,avmelnikoff/RIOT,A-Paul/RIOT,biboc/RIOT,basilfx/RIOT,A-Paul/RIOT,rfuentess/RIOT,OTAkeys/RIOT,biboc/RIOT,kbumsik/RIOT,kaspar030/RIOT,cladmi/RIOT,mfrey/RIOT,OlegHahm/RIOT,neiljay/RIOT,smlng/RIOT,jasonatran/RIOT,biboc/RIOT,gebart/RIOT,kaspar030/RIOT,kYc0o/RIOT,lazytech-org/RIOT,toonst/RIOT,ant9000/RIOT,BytesGalore/RIOT,josephnoir/RIOT,OTAkeys/RIOT,mtausig/RIOT,yogo1212/RIOT,lazytech-org/RIOT,authmillenon/RIOT,jasonatran/RIOT,yogo1212/RIOT,neiljay/RIOT,kaspar030/RIOT,yogo1212/RIOT,authmillenon/RIOT,aeneby/RIOT,toonst/RIOT,cladmi/RIOT,miri64/RIOT,RIOT-OS/RIOT,lazytech-org/RIOT,BytesGalore/RIOT,OlegHahm/RIOT,x3ro/RIOT,biboc/RIOT,rfuentess/RIOT,neiljay/RIOT,BytesGalore/RIOT,avmelnikoff/RIOT,ant9000/RIOT,avmelnikoff/RIOT,mfrey/RIOT,jasonatran/RIOT,BytesGalore/RIOT,OTAkeys/RIOT,neiljay/RIOT,aeneby/RIOT,gebart/RIOT,kbumsik/RIOT