added function to encode username for URL (commented regex) and function to convert chars not allowed in IRC nicknames before
encoding it, updates #209
improved bounces handling; added AOL hack; updates #44
sorted help pages
Merge remote-tracking branch 'bohrsty/209_escape_username_in_chat'
optimized webchat nick translation; fixes #209
refined email bounce processing; update #44
#78: GPX version inconsistency
added cache auto-archiving; update #90, update #67
autoarchive: fixed original log text format
Merge remote-tracking branch 'christian-m/78_gpx_version_inconsistency'; update #78
do not notify about restored logs
fixed loglist image display if first and sixth log have an image;
better alignment of images to log lines;
fixes #215
fixed several adoption problems, fixes #216

- adoption did not work at all since commit cd53979 (because of action="... fix)
- redirect to wrong page after withdrawing adoption offer
- cryptic error message "unknown error" when offering to a disabled user
- messages semantic errors and formatting
Einbindung Flattr-Button
Flattr-Update
aligned flattr button
generate status-change logs for Ocprop actions and account-disabling; fixes #207
Merge branch 'master' into next
formally fixed duplicate log detection
added rotator picture