Bug 514885 Pooling Version and VersionRange
- Introduce weak object pool for Verson and VersionRange
- Use VersionRange.create() for getting pooled instances
- JavaDoc & check input for empty string

Change-Id: Ie42bdc1059d8c667af312038c26c035a6ef674af
Signed-off-by: Karsten Thoms <karsten.thoms@itemis.de>
15 files changed