- Add new _sql.py file to bh.tools with stubs for two functions
- Update tools/_pip.py with installed_packages funcs
- Update _prep_common_grep_args to accept more grep options
- Update args and docstring for grep_output
- Update grep_select_vim to accept pattern first & remove unused docstrings
- Add grep_path func to tools/_grep.py
- Add grep_path_count func to tools/_grep.py
- Add grep_path_count_dirs func to tools/_grep.py
- Add suppress_errors kwarg to funcs in tools/_grep.py
- Ensure word boundary and alphanumeric grep specifiers are correct
- Update _prep_common_grep_args to use -E when curly braces are used
- Update installed_packages func to accept a name_only kwarg