are required to compile Xalan sources. committing these files on
'master' as well

…_7_1_maint

…er. this makes it little bit easier to view xalanj xslt transformation result. doing this xalanj codebase change on 'master' branch. the previous commit, did this codebase change on xalanj branch xalan-j_xslt3.0.

Comments in file.

Revert default indent-amount

…change that was done earlier : movement of the 2.7.3_release test cases to jira directory. also making a minor improvement to error handling within xalanj implementation codebase, when variables were not been resolved within an xslt 1.0 stylesheet.

committing minor changes to xalanj README file, as per the following change that was done earlier : movement of the 2.7.3_release test cases to jira directory. also making a minor improvement to error handling within xalanj implementation codebase, when variables were not been resolved within an xslt 1.0 stylesheet.

…alling `parse(Node)`, calls the `ContentHandler`'s `startDocument` and `endDocument`, since `parse()` won't call them in this case; `parse(InputSource unused)` just calls `parse(Node)`, so the `ContentHandler` does not gereceive the `startDocument` and `endDocument` events, which are mandated by the SAX specification.

This can cause problems; see, for example, scala/scala-xml#694

The simplest way to fix this is to change `parse(InputSource unused)` to call `parse()` instead of `parse(Node)` - and this is what this pull request does.