Minor formatting fixes

Author: joliss

spec/Section 2 -- Language.md

@@ -947,6 +947,6 @@ FragmentSpreadDirectives(fragmentSpread) :
   * Let {directives} be the set of directives on {fragmentSpread}
   * Let {fragmentDefinition} be the FragmentDefinition in the document named {fragmentSpread} refers to.
   * For each {directive} in directives on {fragmentDefinition}
-    * If {directives} does not contain a directive named {directive}.
-    * Add {directive} into {directives}
+    * If {directives} does not contain a directive named {directive}
+      * Add {directive} into {directives}
   * Return {directives}

spec/Section 3 -- Type System.md

@@ -216,8 +216,8 @@ across many formats ID could represent, from small auto-increment numbers, to
 large 128-bit random numbers, to base64 encoded values, or string values of a
 format like [GUID](http://en.wikipedia.org/wiki/Globally_unique_identifier).
 
-GraphQL servers should coerce as appropriate given the ID formats they expect,
-when coercion is not possible they must raise a field error.
+GraphQL servers should coerce as appropriate given the ID formats they expect.
+When coercion is not possible they must raise a field error.
 
 **Input Coercion**
 
@@ -613,7 +613,7 @@ their own right. They serialize as a string: the name of the represented value.
 
 **Result Coercion**
 
-GraphQL servers must return one of the defined set of possible values, if a
+GraphQL servers must return one of the defined set of possible values. If a
 reasonable coercion is not possible they must raise a field error.
 
 **Input Coercion**

spec/Section 5 -- Validation.md

@@ -881,8 +881,6 @@ spread within the context of a parent type. A fragment spread
 is only valid if its type condition could ever apply within
 the parent type.
 
-and the following valid fragments:
-
 ##### Object Spreads In Object Scope
 
 In the scope of a object type, the only valid object type
@@ -1053,7 +1051,7 @@ an amgibuity would exist which includes an ignored portion of syntax.
 
 For example the following query will not pass validation.
 
-```graphql
+```!graphql
 {
   field(arg: { field: true, field: false })
 }