Fixed issue: Removed security header for gleez module
Fixed issue: Removed security header for mango module
Fixed issue: Removed security header for cerber theme
Fixed issue: Removed security header for fluid theme
Fixed issue: Removed security header for user module
Fixed issue: Cleanup file headers
Fixed issue: Removed security header for database module
Fixed issue: Removed security header for captcha module
Fixed issue: Removed security header for codebench module
Fixed issue: Removed security header for image module
Fixed issue: Removed security header for minion module
Fixed issue: Removed security header for unittest module
Fixed issue: Removed security header for userguide module
Merge pull request #529 from sergeyklay/fix-security

Removed security header