Merge tag 'v0.1.1' into dev

release of v0.1.1
added nbpoject/private to gitignore
deleted nbproject/private files
fixed #3 accessing worldstates via $collection

when quering worldstates, the list of worldstates are accessed now via
the $collection property.
#3 added new builded dist files
Merge branch 'bug/#3-error-in-resource-config' into dev
adopted version in bower.json
Merge tag 'v0.1.2'