Compile with latest emscripten (1.26.1)
Add test for #73
Fix bug in db.exec with queries that contain ';'

db.exec used the character ';' to split queries.
But a single statement can contain a ';' character.

Since the js string is not split anymore, you might also notice a small
performance improvement while using db.exec with many different queries.

Fix #73
Compiled files for the previous commit
Make test #73 more detailed
Fix bug in test_database

The function named "finished" hid the variable of the same name.