Added back additional library path.

Fixed incorrect location for install log and version cache.

Made ProgressDialog's progress bar taller.

Allow "Check for updates" to also check for launcher updates.

Rewrote updating mechanism to be more reliable.

Fixed usedHashes not being utilized in Installer.

Force passing of a VersionManifest instance rather than an assets index ID.

Made InstallLog synchronized.

Fixed downloading of assets index.

Fix error in ClientFileCollector.

Skip _OPTIONAL folders in ClientFileCollector.

Made instance name detection case in-sensitive.

Fixed issue with update button always appearing.

Initial commit.