Added Energy ContentProvider
Added ContentProvider to manifest
rxjava implemented in example fragment
Added server maven project
Added holographlibrary and implemented it in Usagefragment.
Removed holograph mistake files
Working hello world example
Added holographlibrary
Fixed holographlibrary
Renamed the files and removed need for template file
Removed old files
@T63 Added search bar to drawer
Added mysql support
Merge pull request #1 from haavardlian/server

Server
@T78:R, Changed some names for database related variables
Removed submodule
Added holographlibrary source files
Merge pull request #2 from haavardlian/EnergyDatabase

Energy database
User is now prompted with a login screen, UsageActivity checks if the LoginActicity shall be displayed
Removed shared preferences, login status is stored in a static Boolean