Layout van de app aangepast, als er feedback is hoor ik het graag :)
Merge branch 'develop' of github.com:VirtualTherapist/virtualtherapist-app into develop

Conflicts:
	app/src/main/res/drawable-hdpi/therapist.jpg
	app/src/main/res/drawable-xhdpi/bubble_a.9.png
	app/src/main/res/drawable-xhdpi/bubble_b.9.png
	app/src/main/res/values/colors.xml