Add possibility to specify number of decimals for \Zend\I18n\Filter\NumberParse

[weierophinney]

This issue has been moved from the zendframework repository as part of the bug migration program as outlined here - http://framework.zend.com/blog/2016-04-11-issue-closures.html

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Original Issue: zendframework/zendframework#6589
User: @rafaame
Created On: 2014-08-22T20:30:13Z
Updated At: 2015-01-03T20:18:56Z
Body
Here is the pull request

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Comment

User: @DASPRiD
Created On: 2014-08-23T01:20:34Z
Updated At: 2014-08-23T01:20:34Z
Body
Don't forget to add unit tests.

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Comment

User: @Ocramius
Created On: 2014-10-10T17:56:43Z
Updated At: 2014-10-10T17:56:43Z
Body
This PR requires a rebase

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Originally posted by @GeeH at zendframework/zend-i18n#112