wip scriptureforge paratext export
first draft of ParatextExport class with tests
improvements to paratext export; added UsxHelper->getMetadata() and tests
fixed up tests
fixed javascript error (missing semicolon!)
changed variable name 'export' to 'exportConfig' in hopes of appeasing the yui-compressor
tweaks to ParaTExt export function
sanitizeComment for ParaText Export function
improved paratext export filename
updated jamaican psalm frontpage text per user request
paratext export filename tweak
Merge branch 'sf-master' into sf-live