Put contextLimitedPolynomal and contextInequalities back into one file (since the problem that caused these to be broken into separate pieces was resolved by SHA d636150 in openwebwork/webwork2-dev).  Note that these libraries need to be removed from the library list in the configuration file for webwork2.
Merge pull request #21 from dpvc/package_errors

Put contextLimitedPolynomal and contextInequalities back into one file
fix spelling
Update unionTables and unionLists to not use the obsolete LaTeX2HTML mode (removes references to eHTML and bHTML, so resolves #2043 and #2421)
Remove unneeded x permissions from three macro files
Merge pull request #22 from dpvc/unionTables

Update unionTables and unionLists to not use LaTeX2HTML mode
Merge pull request #23 from dpvc/permissions

Remove unneeded x permissions from three macro files