Fix to load up the UI correctly and rescale of UI work's now correctly
Merge pull request #6 from gaganjyot/master

MText, Dimension
Made EntityContainer QuadTree templates
Allow for selection of entities
Added a .each Lambda to execute a function on all entities within a container
Merge branch 'master' of https://github.com/LibreCAD/LibreCAD_3
Added missing algorithm for for_each
Added drawing of arc
Updated oxygen file
Test code to add start/end cap, currently commented out on Arc.
merge LCv3 master