Fixed typo
Remove merging datagrid configuration from all bundles
Merge pull request #39 from DawidSajdak/array-merge-fix

merging datagrid configuration fix
Update composer.json
Travis - add notifications
Merge pull request #40 from Wasper/wasper

Travis - add notifications
Humanize label if its equal to column name
Added collection column type configuration
Column types refenrece
Merge pull request #41 from norzechowicz/template

Humanize label if its equal to column name
Merge pull request #42 from norzechowicz/collection

Added collection column type configuration
Fixed passing values to single's action template block
Merge pull request #54 from chives/dev

Fixed passing values to single's action template block
Make twig global variables available in datagrid theme blocks
Added info about passing variables to datagrid theme
Docs improvement