Spelling error

README.md

@@ -32,7 +32,7 @@ The easiest way to install this module is to add the library through cocoapods:
 
     pod 'BCScanner'
 
-If you want to specify a certain version of `BCScanner` please note that this project uses [semantic versioning](http://semver.org). This means it is save to upgrade to every minor and patch release as this is fully backwards compatible. If you want to provide a version in your podfile, use this line:
+If you want to specify a certain version of `BCScanner` please note that this project uses [semantic versioning](http://semver.org). This means it is safe to upgrade to every minor and patch release as this is fully backwards compatible. If you want to provide a version in your podfile, use this line:
 
     pod 'BCScanner', '~> 0.1'
 
@@ -73,4 +73,4 @@ Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
-limitations under the License.
+limitations under the License.