Bug 521926: Eclipse Doc bundles are quite huge (IV)

Optimize the PNGs with "optipng -o7 -preserve -strip all"
This reduces file size but does not create visual differences.

Change-Id: I51f2fcd3f8b1d41d34a04d1ed003b4fe314de52d
Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.common/+/190440
Tested-by: Alexander Kurtakov <akurtako@redhat.com>
Reviewed-by: Alexander Kurtakov <akurtako@redhat.com>
550 files changed
tree: 4fe97f96c41826fa8141ce93fc790143d2cab945
  1. bundles/
  2. .gitignore
  3. CONTRIBUTING
  4. LICENSE
  5. NOTICE
  6. pom.xml