[MERGE #1517 @dilijev] Fix a logic bug in build number padding.
[MERGE #1517 @dilijev] Fix a logic bug in build number padding.

Merge pull request #1517 from dilijev:padding

Microsoft/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore