Release Version 72

Made a significant improvement to the performance of removing large numbers of filler words from large compositions.
Moved the choose template button in the scene panel above the list of properties.
Fixed a bug with using the keyboard shortcut to edit word gaps.
Fixed an issue with new fonts sometimes requiring a restart to render.
Fixed an issue with captions not remembering the last used styles.
Fixed an issue with timeline export not correctly including files enhanced by studio sound.