* Move check_type_str() out of basic.py
* Move check_type_list() out of basic.py
* Move safe_eval() out of basic.py
* Move check_type_dict() out of basic.py
* Move json importing code to common location
* Move check_type_bool() out of basic.py
* Move _check_type_int() out of basic.py
* Move _check_type_float() out of basic.py
* Move _check_type_path() out of basic.py
* Move _check_type_raw() out of basic.py
* Move _check_type_bytes() out of basic.py
* Move _check_type_bits() out of basic.py
* Create text.formatters.py
Move human_to_bytes, bytes_to_human, and _lenient_lowercase out of basic.py into text.formatters.py
Change references in modules to point to function at new location
* Move _check_type_jsonarg() out of basic.py
* Rename json related functions and put them in common.text.converters
Move formatters.py to common.text.formatters.py and update references in modules.
* Rework check_type_str()
Add allow_conversion option to make the function more self-contained.
Move the messaging back to basic.py since those error messages are more relevant to using this function in the context of AnsibleModule and not when using the function in isolation.
* Add unit tests for type checking functions
* Change _lenient_lowercase to lenient_lowercase per feedback
