reformat
fix the const string warnings

see http://stackoverflow.com/questions/6828831/sending-const-nsstring-to-parameter-of-type-nsstring-discards-qualifier
convert colour & size into a @property
disabled some warnings
applied quick fix
removed INSTALL_PATH & FRAMEWORK_SEARCH_PATHS_QUOTED_1

add CLANG_WARN_EMPTY_BODY
add GCC_WARN_UNINITIALIZED_AUTOS

cleaned up WARNING_CFLAGS
disabled warnings
updated to M_PI
updated to M_PI
updated to M_PI
fix loop in description
converted drawing to a @property
fix initWithType  (found by static analyze)
disabled warning
removed the “deprecated” methods loadDefaults & saveDefaults
replaced the delegate methods by a @property
disabled warnings