Merge updates from viperneo source

Merge updates from viperneo source
DMA Updates

1. Added MetroDateTime
2. Added MetroGrid
3. Updated READMe
4. Updated Demo project
Update README.md

Updated Nuget package
Merge pull request #206 from dennismagno/master

Added MetroDateTimePicker
Update README.md
Merge pull request #216 from kasthack/master

Fixed nuget command
test2