Layout update

- New, shadowed log list background
- 3 new buttons: spirituality, work, wellbeing
Layout gray

- Removed coloured drawables
- Added gray drawables
Merge branch 'master' into New-Layout-MERGE

Conflicts:
app/build.gradle
app/src/main/AndroidManifest.xml
app/src/main/java/com/example/xonfire/xonfire/LogList.java
app/src/main/res/layout/activity_log_list.xml
Merged gray layout to master