Merge pull request #192 from jsteemann/bug-fix/readme-typos

fix small typos in readme

Author: dothebart

README.rst

@@ -29,7 +29,7 @@ Key Features
 pyArango is geared toward the developer. It's here to help to you develop really cool apps using ArangoDB, really fast.
 
  - Light and simple interface
- - Built-in validation of fields on seting or on saving
+ - Built-in validation of fields on setting or on saving
  - Support for all index types
  - Supports graphs, traversals and all types of queries
  - Caching of documents with Insertions and Lookups in O(1)
@@ -199,7 +199,7 @@ In addition, you can also define collection properties_ (creation arguments for
 A note on inheritence
 ----------------------
 
-There is no inheritence of the "_validation" and "_fields" dictionaries.
+There is no inheritance of the "_validation" and "_fields" dictionaries.
 If a class does not fully define its own, the defaults will be automatically assigned to any missing value.
 
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