Auditable::Timeout: Updated to use the new features of #Auditable#audit
code_injection_timing: Updated to categorize payloads by platform

[Issue #331]

Also, moved payloads from payloads.txt into the module.
os_cmd_injection: Updated to categorize payloads by platform

[Issue #331]

Also, moved payloads from payloads.txt into the module.
Platform::List#pick: Picks closet parent data if on child platform without data

[Issue #331]
Auditable#audit_single: Debug output includes payload platform

[Issue #331]
os_cmd_injection_timing: Updated to categorize payloads by platform

[Issue #331]
path_traversal: Updated to categorize payloads by platform

[Issue #331]
rfi module: simple code cleanup
Updated option documentation of audit methods
sqli module: simple code cleanup
sqli_blind_rdif module: .opts => .options
unvalidated_redirect module: simple code cleanup
xpath module: simple code cleanup
Auditor#skip? Updated comments