Bug fixed, Loading and saving added to core.
Fixed bug with deleting friends.
Fixed small mistake (Thank you stal).
Improved build system
Make Travis use clang
Apply compiler flags only once
Set appropriative cmake_policy
Merge pull request #45 from nurupo/master

Improved build system
Added nicknames and nickname syncing.
Added draft of routing protocol.
Add custom user statuses to core, updated nTox to support nicknames and user statuses.
Fix a leak.
Merge pull request #47 from stal888/master

Add custom user statuses to core, updated nTox to support nicknames and user statuses.
Status packet is now id 49 (It's cleaner that way).
Update TODO.txt
Added installation guide
Merge pull request #49 from nurupo/master

Added installation guide
Merge pull request #48 from sometwo/patch-1

Update TODO.txt
Move packet IDs to Messenger.h.
Fixed bug in the messenger loading.