supporting xelatex PDF output
supported xelatex PDF output for Korean and Hindi
Edit network analysis section of PyQGIS cookbook

Mainly fixed up some typos and grammar issues. Also added in details about what
values should be used in the QgsLineVectorLayerDirector class. The types
of input that are expected and what integer values are used with the
defaultDirection parameter.
Merge pull request #233 from sawcordwell/fixup_netan

Edit network analysis section of PyQGIS cookbook
Merge pull request #236 from egonzale/master

Update readme.rst
updated processing modeler entry
Fix spelling errors in PyQGIS cookbook

Correct mispelled words. Also correct a few other minor typos.
Do not change between US or UK spelling variants, both of which are
used (sometimes in the same sentence).
Merge pull request #238 from sawcordwell/spelling

Fix spelling errors in PyQGIS cookbook
Merge branch 'master' into xelatex
New training forestry module

rst files and images added for first time
some corrections to lidar and maps
updates to forestry files

some more :doc: tags added
Merge pull request #239 from sanak/xelatex

Xelatex support for Korean and Hindi
reviving the next/prev links in the doc webpages
forgot these changes for prev/next buttons...
styling the index page
using new docker image, and removing exited containers
Merge pull request #240 from egonzale/master_forestry

New training forestry module
textual fixes, thanks Kwon Yongchan
fixing not working align directions