Merge pull request #15 from pnewman1/master

Make test cases work in test plans whether they folder root starts with ...
Fix the folder path issue after user moves testcases or renaming the folder.
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python-ldap had some more requirements
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Removed 'null' in testplan_add_tetscase page, orginized the column size in table and replaced 'Exit Search' button with 'Folder View'
change from 'null' to blank in Priority column in test case summary table
Merge remote branch 'upstream/fix_folderpath_issue_after_testcase_move_or_folder_renaming'
Fixed in_testplan() issue in models.py
Merge remote branch 'upstream/fix_folderpath_issue_after_testcase_move_or_folder_renaming'
Merge remote branch 'upstream/change_from_null_to_blank_in_priority_column_in_testcase_summary_table'
Merge pull request #19 from DeemOpen/change_from_null_to_blank_in_priority_column_in_testcase_summary_table

change from 'null' to blank in Priority column in test case summary tabl...
Merge remote branch 'upstream/polish_on_the_add_results_page'
Merge pull request #18 from DeemOpen/polish_on_the_add_results_page

Removed 'null' in testplan_add_tetscase page, orginized the column size ...
Fixed the issue in 'Progress Report' table
Merge remote branch 'upstream/fix_folderpath_issue_after_testcase_move_or_folder_renaming'
Removing 'null' from testplan's add_tests and review_plan page
Merge remote branch 'upstream/remove_null_from_testplan-add-tests_and_review_plan_pages'