add dependencies = [(ncurses, 5.9)] where it was missing

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
fix cosmetic aspects and indentation

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
fix ncurses dep for cg* & cmvolf? toolchains

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
Merge pull request #303 from fgeorgatos/bugfix_libreadline

Bugfix libreadline