Bug 915312 - Part 1: Import sha files. r=rnewman
Bug 915312 - Part 2: Build native crypto into mozglue. r=glandium,kats,rnewman
Bug 915312 - Part 3: Add NativeCrypto Java interface. r=nalexander
Bug 915312 - Part 4: Test native crypto. r=rnewman,nalexander