Fix for cmake installing libs, using a subfolder for clarity when installing system-wide
cmake: Fix code style for consistency Indentation to 4 spaces Prefer lower case for functions and macros
cmake: aspell/gtkspell/poppler-cairo/libwpg patch #822009 to address bug #820863 from Yu-Jie Lin.
Gcodetools have been upgraded to v. 1.7.
cmake: correct syntax error.
cmake: - group source/headers per library (for some IDE's) - include headers with source listing (also for IDE's) - remove unneeded Find modules
Cmake: Moved helper macros to their own file and removed *-test.h from inkscape source list