Merge pull request #128 from annando/master

fromgplus and gpluspost
moved my profile
Merge pull request #129 from tobiasd/nohomeunix

moved my profile
SN: add the hint about the / to the admin panel config screen
Merge pull request #130 from tobiasd/statusnet

SN: add the hint about the / to the admin panel config screen
c&p typo and checking for a trailing / in admin panel
updatet the SN tarball
Merge pull request #131 from tobiasd/statusnet

Statusnet
cal: basic addon layout
added MIT License file
cal: basic README added
cal: added settings functions
cal: added user config
cal: export to ical
cal: added CSV export
cal: user settings info about supported formats
cal: added csv support to the README
cal: added tarball
cal: missing export in README
cal: added TODO note to CSV export