NEXUS-6279: request#pathInfo not decoded but should

Bumping to sisu-guice 3.1.10 is it contains the
fix for this.
Merge pull request #356 from sonatype/NEXUS-6279-pathInfo-decoding

NEXUS-6279: request#pathInfo not decoded but should
Merge branch 'master' into NX-179-capabilities-prototype