Reduce PDA light strength and color it

Basically what it says on the tin

- PDA light now has a slight green/cyan-ish color
- PDA light now only has an effective range of 2 instead of 4. Get a
flashlight to actually see anything in the tunnels
Changelog
WHOOOAAAAA BORER REWORK

```yaml
changes:
- rscadd: "Borers start with full control after infesting their host."
- rscadd: "'Kill Host' verb added to borers.  A reason is required to kill the host, and is logged and sent to the host."
- rscadd: "'Punish Host' verb added to borers: adds brain damage."
- rscadd: "Ghosts can see who a borer's host is."
- rscadd: "Borer chat and thoughtspeak is now logged and presented to admins."
- rscadd: "Borers are easier to manage with admin tools (Player Panel)."
- rscadd: "Borers can be safely detached from a host by admins."
- rscadd: "Borers have more control over what dosage of chems they use."
- bugfix: "More reliable detaching, with several failover checks in case of problems."
- bugfix: "Only verbs you can use are presented when attached or detached"
- tweak: "'Release Host' renamed to 'Abandon Host' for clarity."
- tweak: "Borers are no longer completely ejected after failing to maintain control of their hosts."
- tweak: "Borers: Alkysine is now free to use."
```
Fix a warning, clean up some dumb issues with text sending stuff.
Merge pull request #1872 from dylanstrategie/PDA

Reduce PDA light strength and color it
Merge pull request #1881 from N3X15/fix-borers

WHOOOAAAAA BORER REWORK
I am so fucking dumb: Fix client_roles primary key.
Merge pull request #1883 from N3X15/refactor-signup

[HOTFIX] Role Redux PK Fix
Merge pull request #3 from d3athrow/Bleeding-Edge

Bleeding edge