Handle 'dot' in ACL from ls when SELinux is enabled

'ls' uses the last character to indicate if an alternate access
method applies to a file in the permission string.

'.' indicates SELinux is used as an access method.  TestFileHelper
did not account for this case.

'+' indicates any other alternate access method is used. This was
already checked.
added JCenterPluginMapper, which retrieves plugins from Bintray by the gradle-plugin-id attribute value on the package name
reverted deletion
take latest version from package information
instead of relying on natural sorting
anonymous search works, workaround removed.
jcenter removed as it is now a remote in repo.gradle.org
Added a placeholder for single test method execution in the notes.
Fix default value.
Begin development of 1.11.
Merge pull request #217 from jbaruch/master

Add a JCenter based plugin mapper.
Added /nologo to rc.exe
Tweaks to type parameters, and changed EnumFromStringNotationParser so that it accepts only classes that extend Enum
Merge remote-tracking branch 'remotes/origin/release'
Cleaned out the release notes.
Fixed broken unit test
Added type parameter to NotationParser to represent the source type.
added section on testing native binaries to design spec
Merge pull request #199 from big-guy/selinux-support

Handle 'dot' in ACL from ls when SELinux is enabled
Small note on using incremental build and parallel for the improved ci design.
Mention “Big Guy”'s PR.