build: Include Makefiles for all the flavors unconditionally
build: Include Makefiles for all the flavors unconditionally

We include all the Makefiles to gather all the informations about
files to be removed. By narrowing dependencies to images we want to
build we avoid building images we didn't ask for.

jasonchaffee/rkt,il9ue/rkt,shobhit85/rkt,Wilybald/rkt,joshix/rkt,kinvolk/rkt,Wilybald/rkt,nhlfr/rkt,squeed/rkt,liugenping/rkt,s-urbaniak/rkt,joshix/rkt,sstabellini/rkt,jzelinskie/rkt,joshix/rkt,krnowak/rkt,Wilybald/rkt,s-urbaniak/rkt,ybubnov/rkt,liugenping/rkt,kbrwn/rkt,Shashwatsh/rkt,lucasallan/rkt,shobhit85/rkt,shobhit85/rkt,monstermunchkin/rkt,blixtra/rkt,akshaykarle/rkt,markllama/rkt,kbrwn/rkt,yifan-gu/rocket,coreos/rkt,il9ue/rkt,nhlfr/rkt,akshaykarle/rkt,krnowak/rkt,tmrts/rkt,jonboulle/rkt,sgotti/rkt,intelsdi-x/rkt,alban/rkt,lucasallan/rkt,linki/rkt,rkt/rkt,alban/rkt,linki/rkt,lucasallan/rkt,jakon89/rkt,sstabellini/rkt,jjlakis/rkt,jonboulle/rkt,dgonyeo/rkt,jakon89/rkt,nhlfr/rkt,monstermunchkin/rkt,liugenping/rkt,yifan-gu/rkt,cab105/rkt,alban/rkt,dgonyeo/rkt,jakon89/rkt,ybubnov/rkt,monstermunchkin/rkt,yifan-gu/rkt,markllama/rkt,dgonyeo/rkt,rkt/rkt,coreos/rkt,il9ue/rkt,linki/rkt,sinfomicien/rkt,kbrwn/rkt,akshaykarle/rkt,intelsdi-x/rkt,sstabellini/rkt,endocode/rkt,adfernandes/rkt,squeed/rkt,euank/rkt,lucasallan/rkt,yifan-gu/rkt,joshix/rkt,jasonchaffee/rkt,sgotti/rkt,matthaias/rkt,rkt/rkt,cab105/rkt,squeed/rkt,achanda/rkt,tmrts/rkt,mike1729/rkt,cab105/rkt,achanda/rkt,Wilybald/rkt,yifan-gu/rocket,intelsdi-x/rkt,euank/rkt,jonboulle/rkt,matthaias/rkt,jjlakis/rkt,kinvolk/rkt,blixtra/rkt,tmrts/rkt,markllama/rkt,Shashwatsh/rkt,jjlakis/rkt,kinvolk/rkt,matthaias/rkt,coreos/rkt,rkt/rkt,endocode/rkt,jzelinskie/rkt,jasonchaffee/rkt,krnowak/rkt,sinfomicien/rkt,adfernandes/rkt,kinvolk/rkt,achanda/rkt,sgotti/rkt,yifan-gu/rocket,euank/rkt,mike1729/rkt,sinfomicien/rkt,endocode/rkt,ybubnov/rkt,s-urbaniak/rkt,mike1729/rkt,jzelinskie/rkt,Shashwatsh/rkt,adfernandes/rkt,blixtra/rkt