THRIFT-2602:Fix missing dist files
Client: build process
Patch: jfarrell

Add all missing files to the dist package.
diff --git a/lib/rb/Makefile.am b/lib/rb/Makefile.am
index 300f676..2d0c12e 100755
--- a/lib/rb/Makefile.am
+++ b/lib/rb/Makefile.am
@@ -17,16 +17,6 @@
 # under the License.
 #
 
-EXTRA_DIST = \
-	Rakefile \
-	Gemfile \
-	thrift.gemspec \
-	lib \
-	ext \
-	benchmark \
-	script \
-	spec
-
 DESTDIR ?= /
 
 if HAVE_BUNDLER
@@ -47,3 +37,13 @@
 
 endif
 
+EXTRA_DIST = \
+	Rakefile \
+	Gemfile \
+	thrift.gemspec \
+	lib \
+	ext \
+	benchmark \
+	script \
+	spec \
+	README.md