added doc for sys.piddir and sys.logdir
Merge pull request #624 from basvandervlies/piddir_logdir_patch

added doc for sys.piddir and sys.logdir
Fixed general examples page
Merge pull request #150 from TekHus/cookbook-json

Fixed general examples page
Merge pull request #625 from KevWright/master

Fixed general examples page
Testing bullets
Merge pull request #151 from TekHus/cookbook-json

Testing bullets
Merge pull request #626 from KevWright/master

Testing bullets
Testing bullets
Merge pull request #152 from TekHus/cookbook-json

Testing bullets
Merge pull request #627 from KevWright/master

Testing bullets
Testing bullets
Merge pull request #153 from TekHus/cookbook-json

Testing bullets
Merge pull request #628 from KevWright/master

Testing bullets