Fixed quoting issues with Yaml Inline Parser

* Added test parse error in parseQuotedScalar
  * Expecting to throw tests, previously trimmed string
  * More details on issue: https://github.com/symfony/symfony/issues/4021
* Enforces single quote escaping when within string quotes
  * Shortens the scope of the validation match
  * Stricter matching rules
* Ensures double quoted strings are not parsed incorrectly
* Split quote matching into 2 types of quotes
  * Separates single and double quotes
  * Fixes intollerence for un escaped double quote
merged branch paul-matthews/master (PR #4042)

Commits
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478227d Fixed quoting issues with Yaml Inline Parser

Discussion
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[Yaml] fix parsing quotes problem

Added some basic checking for quotes on their own within strings. Used single quote ' followed by "," and ":" to denote the end of the current string to test.

Bug fix: yes
Feature addition: no
Backwards compatibility break: no
Symfony2 tests pass: yes
Fixes the following tickets: #4021
Todo: N/A

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by fabpot at 2012-05-07T09:22:56Z

After doing the requested changes, can you squash your commits? Thanks.

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by paul-matthews at 2012-05-09T13:29:45Z

Resolved and squashed

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by travisbot at 2012-05-09T13:30:30Z

This pull request [fails](http://travis-ci.org/symfony/symfony/builds/1285048) (merged 5ce6d4e1 into 6c714095).

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by travisbot at 2012-05-09T13:31:06Z

This pull request [fails](http://travis-ci.org/symfony/symfony/builds/1285057) (merged 3592fcec into e54f4e46).

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by travisbot at 2012-05-09T13:33:40Z

This pull request [fails](http://travis-ci.org/symfony/symfony/builds/1285094) (merged e209f786 into e54f4e46).

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by travisbot at 2012-05-09T13:37:42Z

This pull request [fails](http://travis-ci.org/symfony/symfony/builds/1285153) (merged 0967b513 into e54f4e46).

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by fabpot at 2012-05-09T14:00:29Z

It looks like that another commit is in your PR that should not be there.

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by paul-matthews at 2012-05-09T15:52:35Z

Right-o will remove

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by paul-matthews at 2012-05-09T15:54:15Z

resolved

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by travisbot at 2012-05-09T15:57:15Z

This pull request [fails](http://travis-ci.org/symfony/symfony/builds/1286339) (merged fc276209 into e66a0bb3).

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by fabpot at 2012-05-10T05:20:18Z

Apparently, some tests do not pass anymore after the patch. Can you have a look at them? Thanks.

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by paul-matthews at 2012-05-10T11:20:45Z

Sure - looking into it.

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by paul-matthews at 2012-05-10T17:55:53Z

I believe that's fixed.

The entire suite works locally now.

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by travisbot at 2012-05-10T17:55:54Z

This pull request [fails](http://travis-ci.org/symfony/symfony/builds/1297641) (merged 884c02ed into fae4523f).

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by paul-matthews at 2012-05-10T17:57:03Z

Unsure why travis fails.

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by travisbot at 2012-05-10T18:00:28Z

This pull request [passes](http://travis-ci.org/symfony/symfony/builds/1297650) (merged 478227d9 into fae4523f).

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by stof at 2012-06-09T13:24:52Z

@fabpot :+1: