Adds logs for method calls from methods.json and whitespace fixes
Changed argparser variable name for module export
Adds basic fixes for load_json_file method for JSON structure

Ignores files that are single line commented out. Depends on 4 space soft tabs
Moves failure messages to instance messages member
Changes _construct_query method to instance method

Normalizes the use of exception messages
Adds fields filtering for search_repos method

Allows for restricting fields from search_repos method response