Added a new grammar for IntelliJ IDEA and its family of IDEs.
Avoid using vocabulary that may conflict with Dragon's built-in commands.
Renamed the grammar to match other apps.
Trying out new language since 'start' conflicts with built-in Dragon stuff.
Merge pull request #13 from nirvdrum/intellij_grammar

Added a new grammar for IntelliJ IDEA and its family of IDEs.