* Some small refactors
* Refactor MTex
* Implement TransformMatchingMTex
* Some refactors
* Some refactors
* Some small refactors
* Strip strings before matching
* Implement get_submob_tex
* Use RGB color mode
* Some small refactors
* Try refactoring SVGMobject with svglib
* Refactor SVGMobject using svgelements
* Refactor SVGMobject using svgelements
* Use functions instead of func names as dict values
* style: modify import order to conform to PEP8
* Set default values to None
* modify import order
* Remove unused import
Co-authored-by: TonyCrane <tonycrane@foxmail.com>
* Some small refactors
* Refactor MTex
* Implement TransformMatchingMTex
* Some refactors
* Some refactors
* Some small refactors
* Strip strings before matching
* Implement get_submob_tex
* Use RGB color mode
* Some small refactors
- Split out `_TexParser` class
- Replace `math_mode` parameter with `tex_environment`
- Fix the bug that braces following even number of backslashes aren't matched