update comment in default bootstrap's variables.less
[bootswatch] / default /
drwxr-xr-x   ..
-rw-r--r-- 21751 bootstrap-responsive.css
-rw-r--r-- 16553 bootstrap-responsive.min.css
-rw-r--r-- 124223 bootstrap.css
-rw-r--r-- 103314 bootstrap.min.css
-rwxr-xr-x 35776 index.html
-rwxr-xr-x 9172 variables.less