Result copying, connection choosing and bug fixes

This release fixes some minor bugs and has some tiny enhancements

1. Aliases are readonly by default when creating them
2. General UI aesthetics
3. Query description is now displayed in the result

Also some issues were addressed:

• #1 An extra drivers directory is added to the assembly which is used for the classpath
• #2 Subqueries can be chosen to be run on a connection of choice
• #4 The copying of rowdata as plain text is now more advanced
• #7 The vertical split bar has been brought back to life

Scripting and query references

This release 1.2 contains the following changes/fixes:

1. Beanshell scripting support added via the "Scripts" menu.
2. Query results can now be colored (the tabs, that is).
3. Query references can be added (to reuse existing queries).
4. Example script and project added.
5. Reloading schema's (database objects) is now a thing.

Version 1.1 with bugfixes and small features

This release contains the following changes:

1. Button for executing a manually typed query
2. Aliases can now be duplicated via the UI
3. Add .gml extension (if not given) when saving a new project
4. Rendering of specific JavaFX controls with colon-based parameter input (ex. :paramName[DATE])
5. Support for custom JDBC properties in aliases
6. Add LICENSE file to distribution
7. Maven build: mvn exec:java can be used to quickly run Gimlet
8. Maven build: add zip dist target t o assembly
9. Maven build: HSQLDB isn't packaged along the assembly by default, unless the Maven profile with-hsqldb is activated

Initial public release.

This is the very first initial release. Even though much of it works (tested by eating my own dogfood), some things may still be buggy but it's good enough for demonstration purposes.