Merge pull request #1 from frostbytten/develop

Update upstream to latest development
Merge pull request #2 from agmip/master

Merge into develop
Merge origin_CH/develop into develop
Change experiment map to LinkedHashMap
Add keySet() method for collecting variable names stored in the component
Add chemical event type
Added switch to disable type checking for variable insertion.

By disabling type checking for variable insertion, translator developers
can control where in the structure a variable appears. This is
especially useful for custom variables or DOME variables.
Merge upstream changes.