Revert "Line up variant and width buttons in info popups."

This reverts commit 1b8537720976149c786d1a937a2aaf717dcef170.
Detect mobile phone.
Add debug force read only.
Support read only.
More read only support.
Tighten palette segments.
Merge branch 'new-tools-ui-plus-new-graphics' of github.com:codeforamerica/streetmix into louh-beta