Group components in the layoutmanager by the group defined in components.json. When there is no group, a default (Functionality) is added.
Tweaked the panels a bit: lower panelheight, name adjusted
Subpanels with components are differently styled, have scrollbars
More groups
Different leftover groupname
Always expand the panels, so the regions/components are correctly initialized
Fixes the unneccessary initialization of regions for each group. Prevents multiple colorpickers. Fixes #217
Merge pull request #213 from flamingo-geocms/feat/grouped-components

Feat/grouped components