Implement support for "SecRuleUpdate" directives family in libModSecurity

[victorhora]

The support for "SecRuleUpdateActionById", "SecRuleUpdateTargetById" , "SecRuleUpdateTargetByMsg" and "SecRuleUpdateTargetByTag" are not yet implemented.

Further information about these directives available here:

https://github.com/SpiderLabs/ModSecurity/wiki/Reference-Manual#SecRuleUpdateActionById

https://github.com/SpiderLabs/ModSecurity/wiki/Reference-Manual#SecRuleUpdateTargetById

https://github.com/SpiderLabs/ModSecurity/wiki/Reference-Manual#SecRuleUpdateTargetByMsg

https://github.com/SpiderLabs/ModSecurity/wiki/Reference-Manual#SecRuleUpdateTargetByTag

[zimmerle]

SecRuleUpdateTargetByTag was implemented as part of the fix for: #1287

[zimmerle]

SecRuleUpdateTargetById was implemented at: e14dc60

[zimmerle]

SecRuleUpdateTargetByMsg implemented at: 4d7fd5c.
I think it is safe to close this issue.