Remove type specific media files before populating instead of all media files
Add custom exceptions
PEP8, PyLint, PyFlakes fixes
Only restart once when pushing multiple databases
Allow use of b2gpopulate as a module
Replace progressbar with mozlog
Only allow preset database values for contacts
Add contacts pictures
Use properties for media files instead of methods
Add support for populating calendar events
Updated README
Bump gaiatest dependency to 0.16
Bumped version number to 0.10
Updated change log for 0.10