Do not test repeatedly if variable is set
Whitespace cleanup
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bug #4025 gzip export is not actually compressed with mod_deflate
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Merge remote-tracking branch 'origin/QA_4_0' into QA_4_0
Fix merge conflicts
fix UT error and add UT for PMA_server_privileges
refactor server_privileges.php: split long code to functions
rename some functions
fix code Static Analysis Warnings
Merge pull request #579 from xmujay/fixUT

fix UT error and add UT for PMA_server_privileges
Merge pull request #580 from adamgsoc2013/ut_plu_dbi

fix code Static Analysis Warnings
update function name
fix code style
Use fractional seconds in time
refactor PMA_updateDataForDBInfo, moving parameter into function
refactor function PMA_updateDataForChangeOrCopyUser
refactor function PMA_updateDataForAddUser
fix code styles