Glimmer DSL for Opal v0.2.0 Custom Widget Support

 Glimmer DSL for Opal v0.2.0 is out with the following changes:

• Color support
• Font support
• Custom Widget Support
• Hello, Custom Widget! sample
• Updated Hello, Combo! sample to match the latest changes in Glimmer DSL for SWT
• `SWT` full re-implementation in Opal as `Glimmer::SWT` with all the `SWT` style constants

Here is a screenshot of the new Hello, Custom Widget! sample.

Happy Glimmering!