Merge pull request #237 from egonzale/manual_en_v2.2

Update readme.rst
po files after build
supporting xelatex PDF output
supported xelatex PDF output for Korean and Hindi
Merge pull request #242 from sanak/xelatex_manual_en_v2.2

Ver 2.2 Xelatex support for Korean and Hindi
using newer image for ko and hi
resurrect next/prev buttons for docs 2.2
forgot these files for prev/next
Merge branch 'manual_en_v2.2' of github.com:qgis/QGIS-Documentation into manual_en_v2.2
styling index page
remove after succesfull build
adding forestry module to 2.2 (already in master)
Merge pull request #241 from egonzale/manual_en_v2.2

spanish screenshots for training manual
new string update, and tx source push for forestry manual
adding Finnish as language to build
script clean up
add fi to dropdownwq
Merge pull request #2 from qgis/manual_en_v2.2

Manual en v2.2