Update README.md
Update README.md
Update installing.rst
Add support for displaying all nodes and specific nodes
Update internal documentation
Added (untested) support for adding a node via API
Return as integers
Send HTTP 409 not 402
Update API documentation
Fix updater issue closes #284
Merge pull request #285 from DaneEveritt/0.7.5-beta

Fix updater issue closes #284
Update 0.7.4.1-beta.php
Update installing.rst
Merge pull request #287 from DaneEveritt/0.7.5-beta

Update 0.7.4.1-beta.php
Fix code spacing bugs for @LordRalex