Fixed doc typos in Mix.Tasks.Test

Author: jwarwick

lib/mix/lib/mix/tasks/test.ex

@@ -9,17 +9,17 @@ defmodule Mix.Tasks.Test do
 
   This task will preload the `test/test_helper.exs` which
   should do all testing setup and then require all files
-  that matches the given `test_pattern` in parallel.
+  that match the given `test_pattern` in parallel.
 
-  Before running tests, it invokes the prepare task
+  Before running tests, it invokes the `App.Start` task
   which defaults to compile and load your project.
 
   A list of files can be given after the task name in
   order to select the files to compile.
 
   ## Command line options
 
-  * `--trace` - run tests with detailed reporting. Automatically set max cases to 1;
+  * `--trace` - run tests with detailed reporting. Automatically sets `max-cases` to 1;
   * `--max-cases` - set the maximum number of cases running async;
   * `--cover` - the directory to include coverage results;
   * `--force` - forces compilation regardless of module times;
@@ -29,7 +29,7 @@ defmodule Mix.Tasks.Test do
 
   ## Configuration
 
-  * `:test_paths` - path containing tests.
+  * `:test_paths` - list of paths containing test files.
     Defaults to `["test"]`.
 
   * `:test_pattern` - a pattern to load test files.
@@ -39,7 +39,7 @@ defmodule Mix.Tasks.Test do
     for testing. Defaults to `test/test_helper.exs`.
 
   * `:test_coverage` - the directory to include test coverage results.
-    Defaults to nil.
+    Defaults to `nil`.
 
   """