Bug 454204 - Equinox Built in Log Service has no history

Change-Id: I286c3648239168c09cc374e8890040ae6909bfcb
Bug 454204 - Equinox Built in Log Service has no history
 - add osgi.service capability for provided services

Change-Id: I72ee867fa7e83e8f00f4ae798629fb17d09860ed