update jre to 7u55-b13
Merge pull request #191 from glensc/update-jre-version

Update JRE to 7u55-b13
pkg-config: fix cflags/ldflags on linux

* call configure from the internal-glib dir, specify libiconv=gnu
* enable libiconv dependency on non-freebsd platforms
Update deprecations for using OHAI (Ohai)
add comment that this software defn is deprecated

i'll add a bit more background in this commit message, with the stated
qualifier for anyone in the public (non-Chef Software, Inc. employees)
stumbling upon this that THIS IS NOT LEGAL ADVICE, IANAL, etc.

discussed with Adam J about dynamically linking vs statically linking
this due to LGPL concerns and we believe that there's no concerns over
statically linking libgcc, and that we've been cargo culting this
particular solution for a few years for no reason.
Merge pull request #203 from fujin/202-patch-pkg-config-cflags-ldflags

pkg-config: modify linux environment variables
Merge pull request #204 from opscode/sethvargo/deprecations

Update deprecations for using OHAI (Ohai)
Merge pull request #205 from opscode/lcg/deprecate-libgcc-defn

add comment that this software defn is deprecated
Bump the default version for libxml2 to a secure version.
Remove the deprecated version calls from bundler and preparation.
Update nokogiri to 1.6.2.1 and add the required Mac depedency.
Fix the healthcheck issues on Solaris for gdbm.