Parser bug fix

Merge pull request #10 from fusionspim/parse-skip-fix

Previous fix was skipping data!

Bug fix for xml parsing

Skips blank lines between elements, rather than treat them as empty nodes.

Bug fix for xml parsing

Fixes a bug with xml parsing.

Improvements to XML validation

• Added additional checks to ensure XML and XSD files are readable before proceeding with validation.
• Updated Xml::validate() to return a boolean value.
• Fixed bug causing XML to get truncated when invalid, making it impossible to debug.
• Added unit tests to cover invalid/valid XML validations.

Added a Parser class

Merge pull request #6 from fusionspim/parser

Added a parser

Made XML validation stricter by converting exceptions to warnings

• Validation warnings will now be convert to PangaeaException objects.
• Added test to catch invalid entities appearing in XML.
• Saving a document will now return a boolean indicating whether or not it was successful.
• Keep test output in tests/output for debugging.

Allow product descriptions to be output unescaped

• Added hack to allow product descriptions to be output unescaped

Provide validation helper

Merge pull request #2 from fusionspim/feature/xml-validation

XML class should know the schema to use

Initial version

First version of the PHP library for working with Demandware XML files.