SL-103 WIP - viewer enforces wearable limits based on total articles of clothing rather than per-type limit. Limit is artificially low for testing, will bump before release.

FIX MAINT-2701 restore 10 translated strings that were lost during an earlier dev merge (see Jira screenshots for details)

Avoid using GL_ARB_timer_query functionality when not supported and protect against probably-not-NULL current bound shader pointer