Log Message:
Update to 2.3.1 (previous distfile disappeared).
Changes:
Added continue to keyword list.
Added use contributed matlab-generate-latex command.
Doc comment update (New file exchange link, matlab shell switches)
Font lock of pragmas
Whitespace mode support.
Exclude block verify from save hooks.
Fixed if statement regexp for unreachable code.
Add persistent as a keyword.
Fill paragraph: Fix to handle comment at end of buffer.
matlab-shell: Fix where kill-local-variables is called.
User patch for finding the symbol at point.
Yoni Wexler contributed patch for indented tic/toc.
Block highlighting tic/toc.
font lock for tic toc.