Removing the usage of android::MemoryBase due to a crash on an
upcoming Android platform that marks it as private.
Fix potential SQL injection when keying the database

SQLite doesn't support compiled statements with PRAGMA values, and
manually escaping the string seemed chancy. So, I opted to call the
API function directly.
Merge pull request #95 from abeluck/sql_injection

Fix potential SQL injection when keying the database
Updating URL for binaries download
point download link to https s3 url
Update README with current Android platform support
Merge branch 'google'
SQLCipher core 2.2.0 tag
SQLCipher core 2.2.0 tag
Switch scheme from git to https
Use SQLCiphre core v2.2.1
Add release target