Merge pull request #20 from ctrl-shift/master

Added file transfer support
Merge pull request #21 from ctrl-shift/localstorage

Local Storage
Removed compatibility with glib < 2.32
updated TODO, AboutDialog and added ChangeLog file. Removed trailing whitespace
cmake errors fix on Debian Jessie

Unable to find libs module errors in cmake went away after I tried this on Debian Jessie. sqlite3 and json-glib-1.0 like it says in the errors referred to the wrong packages.  It's late and I don't know how else to tell you, hope it helps somehow. Thanks for Venom, love the file send GUI, tell me if I fucked something up here
Merge pull request #22 from ProMcTagonist/patch-1

install instructions fix for debian and ubuntu
updated install instructions for linux and osx
Remove git
Merge pull request #23 from iShift/patch-1

Remove git
updated cpack stuff
unified common project information
combobox selects filter mode for contact treeview
contact filters
replaced send_file pixmap with paper clip (closer to mockup)
fixed a typo, removed the compiling on windows section since it's outdated and unsupported.
Added PKgCheckModules wrapper for static linking
Added cmake option "BUILD_STATIC_EXECUTABLES" for static linking
added .dll.a as valid suffix for static libs
Added groupchats, added actions, updated licenses, updated vapi, ....
Display online/offline marker for groupchats, show number of connected peers in treeview
updated list of dht nodes