Fix some typo's in Readme and specfile.

Author: aswen

README.md

@@ -961,7 +961,7 @@ And then run the unit tests:
 
     bundle exec rake spec
 
-The unit tests are ran in Travis-CI as well, if you want to see the results of your own tests regsiter the service hook through Travis-CI via the accounts section for your Github clone of this project.
+The unit tests are ran in Travis-CI as well, if you want to see the results of your own tests register the service hook through Travis-CI via the accounts section for your Github clone of this project.
 
 If you want to run the system tests, make sure you also have:
 

spec/unit/provider/postgresql_conf/parsed_spec.rb

@@ -57,13 +57,13 @@
       )
     end
 
-    it "should allow numbers thorugh without quotes" do
+    it "should allow numbers through without quotes" do
       expect(provider.parse_line("wal_keep_segments = 32")).to eq(
         { :name=>"wal_keep_segments", :value=>"32", :comment=>nil, :record_type=>:parsed }
       )
     end
 
-    it "should allow blanks thorugh " do
+    it "should allow blanks through " do
       expect(provider.parse_line("")).to eq(
         { :line=>"", :record_type=>:blank }
       )