Split UTF functions from String8/16

Split out all the UTF-8/16/32 handling code from String8/16 to its own
file to allow better reuse of code.

Change-Id: If9ce63920edc75472c38da4adce0d13cda9ad2f7
10 files changed
tree: f1fa063c1683ec779a1c06aac3fa965f64d6dd3c
  1. cmds/
  2. include/
  3. libs/
  4. opengl/
  5. services/
  6. vpn/
  7. MODULE_LICENSE_APACHE2
  8. NOTICE