Don't exit bash if there are running jobs
Disable ball o'doom checking
Make issue/sfr directory creation more resilient

Create parent directories if they don't already exist, don't create the
symlink if it already exists (i.e. if the command was run previously).
Whitespace fix
Add Vim highlighting of 80-character line length

Added this for Python, C and C++ files (since Vim seems to detect *.h
files as being C++).