Tidy up and begin creating StudentDatabaseContract
First version of StudentDatabase
merge and update student contract
Create student database helper to create db
Initial clone of DatabaseManager to Student app
private functions to convert local and remote ids
merge in database
Merge remote-tracking branch 'origin/master'
tidytidytidy
Merge remote-tracking branch 'origin/master'

Conflicts:
	Lectures+ Lecturer/Lecturers+ Lecturer.iml
	Lectures+ Lecturer/project.properties
	Lectures+ Lecturer/src/com/InstantFeedback/Lecturer/LectureBroadcast.java
	Lectures+ Student/project.properties
Merge remote-tracking branch 'origin/master'
Add parent id to answers
Add parent_id to lectures and questions
Merge branch 'database'

Conflicts:
	Lectures+ Student/project.properties