Merge pull request Code-dot-mil#207 from Code-dot-mil/add-nrl-project

Added NRL project to inventory

Merge pull request Code-dot-mil#202 from Code-dot-mil/meta

Add Content-Security-Policy meta tag

Merge pull request Code-dot-mil#196 from Code-dot-mil/arl-code-json-u…

…pdates

Added ARL projects from their main org (for repos that have one) to code.json

Merge pull request Code-dot-mil#185 from Code-dot-mil/sticky

Use sticky sidenav

Merge pull request Code-dot-mil#188 from Code-dot-mil/fix-links

I'm YOLO committing this because it's an easy win and semi-urgent @jordangov

Update gems

Update gems

Merge pull request Code-dot-mil#179 from deptofdefense/code-gov-inven…

…tory

Adding projects from the manually added projects on Code.gov

Update main.js

Merge pull request Code-dot-mil#166 from deptofdefense/inventory-updates

Inventory updates