Update to 0.18.2 and unmark BROKEN.

0.18.2 was released a while ago, and includes support for GDAL 2.0. Other
noteworthy changes:

• Set LICENSE_FILE.
• Use quazip from ports instead of building a bundled copy.
• Switch to using Qt5 instead of Qt4.

PR: 205675
Approved by: Oliver Heesakkers <dev2@heesakkers.info> (maintainer)
MFH: 2015Q4