Fixes #691, allow mainConfigFile to be an array
Update link to AMD documentation page

The AMD documentation moved from the commonjs wiki to github.
Fixes #704, UMD wrapper skipping had a bug that resulted in jquery define skipped
snapshot
Merge pull request #713 from frasern/master

Fixes #691, allow mainConfigFile to be an array
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Merge pull request #721 from huerlisi/patch-1

Update link to AMD documentation page
rev for 2.1.15
Merge remote-tracking branch 'upstream/master'