v0.3

v0.3 (my final submission for CS2103T IP)

What's Changed

• Add assert statements to document important assumptions by @bentandj in #2
• Examine and refactor to improve code quality by @bentandj in #3
• Use the Streams feature of Java to improve TaskList.java by @bentandj in #4

New Contributors

• @bentandj made their first contribution in #2

Full Changelog: A-Jar...A-Release