Update to correct bug introduced by using, however not instantiating, the pageModel object. Issue #3
Attempted to add support for use of IEnvironmentalVariable however, subsequent use of it within the VariableConfigurationPage cause errors at runtime. Issue #14, #3
Created code for removing a variable (Issue #5).  Updated variable list
from HashMap to List<IEnvironmetVariable> in Edit View and Model (Issues
#11 & #12)
Correction to typo in IEnvironmentVariable object references. Issue #3, #14
Update to integrate IEnvironmentVariable into the application wizard. Issue #14
Update to support IEnvironmentVariable usage, and cleanup for methods in model that did not reference this object correctly. Issue #14
Updated model to reflect use of IEnvironmentVariable and to pull the list from IApplication. Completed body of methods that previously threw exceptions due to not being completed. Issue #14