Declare Alloy before inserting model definition

This way you can use `Alloy.CFG.foo` in the definition.
[TIMOB-15402] Unable to add NavigationWindow to Popover.  Added a new optional tag to set the contentView proxy property of Ti.UI.iPad.Popover.  Extended the existing ui/popover test app to include a popover with a NavigationWindow child in addition to the existing use case.
Merge remote-tracking branch 'upstream/master' into TIMOB-15402
[ALOY-911] touchEnabled property in Alloy xml crashes on Android
[ALOY-656] Must have index.xml even if no UI is needed for the index controller
Merge remote-tracking branch 'upstream/master' into TIMOB-15402
Merge branch 'TIMOB-15402' of https://github.com/pegli/alloy into TIMOB-15402
[ALOY-911] handle boolean in touchEnabled XML attr
Merge pull request #326 from appcelerator/pr/316

[ALOY-911] handle boolean touchEnabled in XML attribute
adjust compile testing platforms
remove code comment
Delete unnecessary controller
Merge pull request #327 from appcelerator/pr/320

[ALOY-656] index.xml no longer required
[ALOY-840] XML elements may be without end slash
add test project
[ALOY-680] add DIST_ADHOC and DIST_STORE
Merge pull request #329 from appcelerator/ALOY-680

[ALOY-680] add DIST_ADHOC and DIST_STORE
Merge pull request #293 from pegli/TIMOB-15402

[TIMOB-15402] Unable to add NavigationWindow to Popover.
formatting fixes
Merge pull request #330 from appcelerator/pr/276

[ALOY-808] Make CFG accessible in models