Add "valid-identifier" to package.json

[phonegap#760] updated VERSION to 0.4.3

[phonegap#740] updated download urls in package.json

[phonegap#721] updated VERSION to 0.4.1

Add issue template to project

Former-commit-id: baa6065

[phonegap#664] v0.3.5 OSX & Win installers

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[phonegap#646] updated version to 0.3.4

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[phonegap#625] 0.3.3 installers for OSX & Windows

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[phonegap#615] 0.3.2 installers for OSX & Win

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[phonegap#606] update download URL

Former-commit-id: b1a94ba