Added the io.aviso.toolchest.vars namespace.
Added the io.aviso.toolchest.collections/update-if? and into+ functions.
Added the io.aviso.toolchest.metadata/merging-meta macro.
Updated some dependencies, including Clojure to 1.7.
Added the io.aviso.toolchest.testing namespace.
Added the io.aviso.toolchest.metadata namespace.
Changed the io.aviso.macros namespace to be io.aviso.toolchest.macros.
Added the io.aviso.toolchest.exceptions, collections, and threads namespaces.
Initial release.