Rearrange the libfolks Makefile
Rearrange the libfolks Makefile

Commonly-changed variables are now nearer the top. libfolks_la_VALASOURCES
has been renamed to folks_valasources so that it doesn't conflict with any
future automake rules of the same name. Various small formatting changes have
been made too.

GNOME/folks,GNOME/folks,renatofilho/folks,pwithnall/folks,renatofilho/folks,GNOME/folks,renatofilho/folks2,pwithnall/folks,renatofilho/folks,renatofilho/folks2,pwithnall/folks,renatofilho/folks,renatofilho/folks2,renatofilho/folks2