only store source files in repo

assets/less/bootstrap/mixins/hide-text.less

@@ -1,12 +1,12 @@
 // CSS image replacement
 //
-// Heads up! v3 launched with with only `.hide-text()`, but per our pattern for
+// Heads up! v3 launched with only `.hide-text()`, but per our pattern for
 // mixins being reused as classes with the same name, this doesn't hold up. As
 // of v3.0.1 we have added `.text-hide()` and deprecated `.hide-text()`.
 //
 // Source: https://github.com/h5bp/html5-boilerplate/commit/aa0396eae757
 
-// Deprecated as of v3.0.1 (will be removed in v4)
+// Deprecated as of v3.0.1 (has been removed in v4)
 .hide-text() {
   font: ~"0/0" a;
   color: transparent;