v4.5.4043

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:
Merge pull request #1159 from Dyalog/floating_window_close
Fix typo that prevents closing of floating windows
Merge pull request #1158 from Dyalog/connect_window_toggle
Improve min size by accounting for chrome
Use content bounds to size and position wins
Save and recall connect page winstate
Replace sidebar toggle button with new icon
Separate winstates for connect page and session
Extend jq_splitter
Merge pull request #1157 from tiamatica/cloneedit
'CLON'E button changed to 'CLONE & EDIT'.
Merge pull request #1156 from Dyalog/fix_prf_col_width
Make room for wider drop down
Merge pull request #1154 from tiamatica/color-token
Merge branch 'Dyalog:master' into color-token
Organize token names in groups.
Merge pull request #1155 from tiamatica/favs-at-top
Selected default config at top.
Merge pull request #1153 from Dyalog/ssh_pwd
Reorder ssh keyfile password
Validate password when listing interpreters