texture background
Helios: Fixes tab selection when no tab is open.
Helios: improved welcome page
Helios: uses ctrl+> and ctrl+< to switch tabs
Helios: Extracts tab management into HLTabsWidget
Helios: sortable tabs
Helios: restore the "Open" dropdown
Fixes #917 : Adds a title to tabs
Commit 401da54 was accidently erased
Fixes #916
Helios: fixes a UI glitch with tab labels
Helios: Sets the tab label of the References browser to the search string
Helios: grey background for welcome page buttons
Helios: removes unneeded HLTabWidget >> displayLabel
helios sortable tabs contained in the parent
small css fixes related to tabs
Helios: removes the "Add" text next to the dropdown
helios: lighter background on unactive tab mouseover
Helios: extract the default codeWidget in `defaultCodeWidget` in HLInspectorWidget
Helios: Fixes tab selection for chrome