usermanual: lighttable concepts section
Merge branch 'master' into usermanual
rename rc.lua to luarc to be more in line with other configuration files
make lua shortcuts a toplevel shortcut groups
Italian translation updated
Merge pull request #308 from bartokk/master

Italian translation updated
usermanual: extended section on lighttable concepts
Merge branch 'usermanual'
rawspeed: Panasonic DMC-G6 blacklevel fix
adobe_coeff: Panasonic DMC-G6 matrix
Fix typo in French translation.
usermanual: some improvements
[vimkeys] Add extra 'section' layer of granularity

This allows to distinguish widgets with the same label in a module
Fix memleak revealed by Coverity Scan
Merge pull request #309 from LebedevRI/coverity-scan-memleaks

Fix some memleaks revealed by Coverity Scan