v2.1.9

Add

• Asf_Http_Cookie
• Asf_Sg add new methods
• DB add method getLastSql
• install.sh file
• Asf_Loader add methods

Optimization

• QB module
• Asf_Loader
• Asf_Sg

Adjustment

• asf_func*
• asf_namespace.h
• SQL log format

Fix

• Get value issue
• file_name is empty issue
• Loader::getInstance() root_path issue