feature: layout panel title with example
added maxSize to w2layout.panel
fix tab/space
tabs
remove the "#"
Listview: Icons support, ctrl/shift key selection support, perfomance optimization
Documentation fix
Merge pull request #331 from kyuri/upstream

Listview changes
Merge pull request #329 from negue/panel_title

Panel Title
Merge pull request #330 from negue/w2layout_maxSize

added maxSize to w2layout.panel
Corrected layout issues related to #329
Merge branch 'master' of https://github.com/vitmalina/w2ui