v4.5.3842

Pre-Release of RIDE 4.5

WARNING: This is a pre-release version of RIDE 4.5: it is possible that functionality may be added, removed or altered; we do not recommend using pre-release versions of RIDE in production environments.

Changelog:
Indicate modified tabs with circle (#615)
Trace and Monitor bits persist on edit (#963)
Escape backslash in valuetip header (#984)
Fix syntax for whitespace (#1002)
Don't syntax highlight on quotequad input (#1006)
Fix syntax coloring for syscmd (#1001)
Change title of escape button (#1011)
Remove DMK feature (#1009)
Hide cursor in session when busy (#955)
Remove settings button from statusbar (#1010)
Use quotes around filepaths with spaces (#1032)
Set the cursor for scrollbars to pointer (#1024)
Use selected theme in About and pref menu (#1025, #1026)
Add configuration option to toggle session margin
Remove bg color on modified lines from styles
Use dot in margin to indicate modified line
Bump word-wrap from 1.2.3 to 1.2.4
Bump semver from 5.7.1 to 5.7.2