Add basic cmake build instructions in the INSTALL file.
Rework of README file and the help page.
The History file has been removed, the content added to the
ChangeLog file.
The file CreatingThemes has moved in the doc folder.
Cosmetic changes in CMakeLists.txt .
Signed-off-by: gregory guy <gregory-tde@laposte.net>
(cherry picked from commit 873d0e4138)
+ Removed French documentation because it contains nothing.
+ Modified automake rules for documentation in subdirectories.
+ Added cmake rule for installing documentation.
Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit bd2ad7db31)