Update the version to be 1.7.1.

Update sonatype repository.

Update SQLiteGeneratorTest.java

Update the version to be 1.6.8

Merge branch 'master' of https://github.com/tinystruct/tinystruct

Update the version to be 1.6.6

Update the version to be 1.6.5.

Update the version to be 1.6.4.

Update the version to be 1.6.3.

Fix URL constructor deprecated issue.