add helm faces for several helm sources
Refine show-paren-mode and show-smartparens-mode faces
Add ledger-mode faces
Move ledger-mode faces to their correct alphabetical position
Don't use LightSalmon, burlywood, or OliveDrab
highlighted text now readable
timestamp in erc should be readable
Increase visibility of previosly scheduled tasks.

Those missed task were bearly visible; while they should have colour
closer to warnings.
Properties should have same colour like comments.

And what is most important, they should be easyli readable.
Using a brighter, much easier to see marked region color
Dired+ theme color choice improvements.