[TRANSUP] easter string update

Signed-off-by: Werner Macho <werner.macho@gmail.com>
wms client: handle + encoding (image/svg+xml) in format parameter also for
other requests (followup b118213d, refs #10060)
GRASS7 vector provider
Direct access to grass70, in lieu of grass.sh, for Processing on Mac

- This just gets GRASS 7 useable in Processing. Vetting of all env vars has not been done.
- Note: all GRASS scripts are now Python, so grass.sh is not available anyway.
- Test for grass.sh remains, in case it is created for a custom packaging setup.
typo and permission fix

Signed-off-by: Werner Macho <werner.macho@gmail.com>
[TRANSUP] german translation update

Signed-off-by: Werner Macho <werner.macho@gmail.com>