Fix svn revert call and make recursive
svn revert needs a path or it errors out, also it should revert any
changes recursively throughout the checkout.
closes #249
Add valentines day poem example
Merge pull request #255 from nickanderson/example/valentines_day_poem

Add valentines day poem example.
Merge pull request #250 from nickanderson/issues/249

Fix svn revert call and make recursive
  * Adding a new educational sample; Cfengine 3 snippet for creating simple backups
Merge pull request #257 from xenuser/example19

Adding a new educational sample; Cfengine 3 snippet for creating simple backups.
removed duplicate.  Thanks Brian!  Aleksey
removed duplicates

thanks, Brian!

Aleksey
Update examples/verticalsysadmin_training_examples/010-0004_Preface.__Syntax_highlighting_in_EMACS.txt

missing a quote
Merge pull request #258 from Alecto3-D/patch-1

examples/* documentation updates
Fix domainname setting
The variable did not get updated in all places from domain to domainname
Merge pull request #259 from nickanderson/bugfix/sketches/system/set_hostname/domainname

set_hostname: Fix domainname setting
set_hostname: fix version string
Adding hcgrep shell alias
Missing accent
Adding license information
Merge pull request #262 from lpefferkorn/master

tools/hcgrep: Adding hcgrep (hard classes grep) shell helper
Merged latest changes from upstream.