* master: (132 commits)
  remove unused variables
  convert from test/unit to minitest
  fix wrongly tagged encoding when inserting and selecting UTF16LE encoded values
  Backport changes from 1-3-stable. Closes #79
  do not raise an exception on statements that are only comments
  ensure should not close closed statements
  Allow rbx 1.8 & 1.9 modes to fail on Travis
  * Aggregate handlers are initialized on each query. Closes #44
  changed example description and syntax
  added a multi-insert example to readme
  Update SQLite port to 3.7.13
  Avoid $LDFLAGS being nil when building locally
  Handle trailing newline in default strings
  Add test for calling function with blob argument (#65). Also, improve testing of blob storage in general, utilizing Blob type to correct column affinity.
  Resolve bug #65. Correctly convert blob values to ruby
  deleting dead code
  closing a bad statement twice should not segv
  Prepare for release
  Move list of changes to the right place
  Upgrade SQLite3 to 3.7.11
  ...

Conflicts:
	ext/sqlite3/sqlite3.c
	ext/sqlite3/sqlite3_ruby.h