mod_process_security v1.2.0

• Support kernerl4's setxid specification #20 @matsumotory @jfut
• Drop web dav features and tests #21 @matsumotory

mod_process_security v1.1.4

• Support suexec ids check feature #15 thanks @k0u5uk3

mod_process_security v1.0.4

• Support small 2.4.x compatiblity
• Refactor init logging message

mod_process_security v1.0.3

• Fix bug: Declined next handler when request file cannot be determined #13

mod_process_security v1.0.2

• Refactor error check

mod_process_security v1.0.1

• Support test #12 #11
• Fix bugs #9 thank you @k0u5uk3
• Add new directive PSKeepFileOpen for operation #10
• Remove unused directive PSMode #8