Make it easier to debug the release script.
No ticket: boolean -> bool in selector-native
Check nodeType of elements passed to selector-native's find. Fixes #13577.
Update Sizzle: minor selector issues
Update Sizzle: fix failing tests with attributes
Update Sizzle: minor fixes
Use String.slice instead of String.substring in order to save a three bytes. Close gh-1261.
Create CDN archives in the build script.
Only call jQuery(this) when needed. Close gh-1260.
Fix #13223. Re-allow leading space in HTML. Close gh-1264.
(cherry picked from commit 00eafdf028f7730665ce1c05ab44e3f0bc80fbc2)
Use grunt option with grunt.util.spawn, close gh-1255.