Trivial doc fixes
Change name since we changed it internally for profiler
Do not NPE if you try to use jruby/profiler and profiling is not enabled
generate gemspecs from gem and NOT use the ones installed by rubygems in specifications - fixes #1566
jruby-openssl is on master only
the openssl will come from the gem itself [skip ci]
openssl cleanup
removed obsolete deps from pom
remove rdoc as default gem for now
took spec/ruby/optional/ffi/managed_struct_spec.rb to fix spec/ffi/managed_struct_spec.rb
Revert "took spec/ruby/optional/ffi/managed_struct_spec.rb to fix spec/ffi/managed_struct_spec.rb"

This reverts commit 5199454e5a40ee1ff2070b49a1c749b87ed9d453.
use master branch to fix spec/ffi specs
run set_encoding spec only for 1.9 and above
use domain for SSL test which does respond