fixed SuSE build
some changes to dependency install script, untested
Added menu action to set next lunch begin/end
Improvements to "next lunch time"

- changes are propagated immediately
- input dialog checks inputs
- next lunch begin is used as default
Auto Updater: Message for deb/rpm, See issue #39
Changes to calls (see issue #38)

- All calls are sent from the main thread
- Locking (should have been done anyways)
- Warning if calling for lunch and members are not ready (no information
    means ready)
- Setting to disable warning
Next lunch time is reset properly. See issue #38
Now, they are reset correctly. See issue #38
Member ready status is displayed in the menu
Locking members in simple view
Remote pictures fug fix, see issue #36

- Fixed a bug when a peer sends you a remote picture and the option
widget is not initialized
fix auto update (missing import)
Plugins can add menu to main window's menu bar

*Simple View menu for manually adding members
Improved Mac OS build, modified hashNsign to work with new version format
Removed PyQt import from lunch server
using lockMembers() also within lunch_server
PyInstaller got hickups with a little import. See issue #48
Bug Reports: removed legacy bug reports (Issue #49)
Added restart functionality, changed install-dependencies (see issue #45)
Added initial text to status menu item