Updated .gitignore

Updated .gitignore
Added a Navigation Drawer to MainActivity. Its functionality is stupid
atm, will hopefully be less stupid later today.
Added Navigation Drawer

Added a Navigation Drawer to MainActivity. Its functionality is stupid
atm, will hopefully be less stupid later today.
Test

Test test
Further Navigation Drawer implementation

Continued work on the Navigation Drawer. Changed the style to a
brighter one and removed some unnecessary compatibility folders.
Added R.java to .gitignore

Added R.java to .gitignore
Moarrrrr Navigation Drawer

Created a dummy header with image.
Fixed conflicts
Added AboutFragment to the method selectItem
Updated .gitignore with project.properties
Added color schemes to colors.xml
added xml folder in res
added preference.xml and modified string.xml
added settings menu and made it available, just a shell tho
added PrefsFragment.java
Created fragment_exercises.xml
Added dummy logo and centered text in fragment_about
Merge branch 'development' of https://github.com/henke101/Mindy into dev
Updated about screen and colors.xml
created the class ExerciseItem.java