JBTIS 4.1.3.Final discovery
JBTIS 4.1.3.Final
Merge pull request #308 from pleacu/JBTIS-4.1.3.Final

Jbtis 4.1.3.final
JBIDE-16411: Mirror unsigned version of m2eclispe-mavenarchiver

Use this until the signed version is release together with m2e
Mirrors for Luna M5
JBIDE-16409: WTP 3.5.2 RC2
JBIDE-16430: Link to newer versions of target-platforms