add XML

	new file:   bin/data/images/weather.jpg
	new file:   bin/data/test_settings.xml
	modified:   src/ofApp.cpp
	modified:   src/ofApp.h
	modified:   src/ofxChromaKey.cpp
add xml

        deleted:    bin/chroma_key_OF
       	deleted:    bin/libs/libfmodex.so
       	deleted:    bin/libs/libfmodexp64.so
       	deleted:    obj/linux64/Release/src/main.d
       	deleted:    obj/linux64/Release/src/main.o
       	deleted:    obj/linux64/Release/src/ofApp.d
       	deleted:    obj/linux64/Release/src/ofApp.o
       	deleted:    obj/linux64/Release/src/ofxChromaKey.d
       	deleted:    obj/linux64/Release/src/ofxChromaKey.o