Version 1.3.2

Features:
 * Don't allow breakpoints to be set on empty lines (issue #27)
 * Add :VdebugOpt command for easy setting and getting of options (issue #38)

Bug fixes:
 * Small fixes for documentation (thanks: https://github.com/grota, #31)
 * Parse continuous mode option as an integer (thanks: https://github.com/grota, #32)
 * Stop Xdebug hanging when using the detach command (issue #33)
 * Don't use recursive Vim mapping (issue #34)
 * Track movement of line breaks with Vim signs (issue #35)
 * Add "default" keyword to highlights, to allow custom colours (issue #36)
 * Fix check for multibyte support (issue #37)
 * Fix deprecation warning in Python 2.6, catching string exceptions (issue #39)
 * Stop source code panel opening in incorrect position (issue #40)