delete an unused file.
Calc Field security improved. Added sample "calctest1".
Merge pull request #71 from msyk/update-samples

Update sample_schema_mysql.txt/sample_schema_filemaker.php/TestDB.fp7 for Asset Management Sample
Small corrections
Test cases corrected.
Merged JavaScript Expression Evaluator
Merge branch 'master' into client-side_calcuration
Update TestDB.fmp12 and add contexts_FMS.php for Asset Management Sample