Correct the grammar in the documents and restructure the formatting of all the markdowns (#1184)

* Fix

* Replace `-` to `*`

* Fix

Author: michaelnabil230

CODE_OF_CONDUCT.md

@@ -3,7 +3,7 @@
 ## Our Pledge
 
 In the interest of fostering an open and welcoming environment, we as
-contributors and maintainers pledge to making participation in our project and
+contributors and maintainers pledge to participate in our project and
 our community a harassment-free experience for everyone, regardless of age, body
 size, disability, ethnicity, gender identity and expression, level of experience,
 nationality, personal appearance, race, religion, or sexual identity and
@@ -23,12 +23,12 @@ include:
 Examples of unacceptable behavior by participants include:
 
 * The use of sexualized language or imagery and unwelcome sexual attention or
-advances
+  advances
 * Trolling, insulting/derogatory comments, and personal or political attacks
 * Public or private harassment
-* Publishing others' private information, such as a physical or electronic
+* Publishing others' private information, such as physical or electronic
   address, without explicit permission
-* Other conduct which could reasonably be considered inappropriate in a
+* Other conduct that could reasonably be considered inappropriate in a
   professional setting
 
 ## Our Responsibilities
@@ -45,8 +45,8 @@ threatening, offensive, or harmful.
 
 ## Scope
 
-This Code of Conduct applies both within project spaces and in public spaces
-when an individual is representing the project or its community. Examples of
+This Code of Conduct applies both within and in public spaces
+when an individual represents the project or its community. Examples of
 representing a project or community include using an official project e-mail
 address, posting via an official social media account, or acting as an appointed
 representative at an online or offline event. Representation of a project may be
@@ -59,10 +59,10 @@ reported by contacting the project team at [[email protected]](mailto:hello@bas
 complaints will be reviewed and investigated and will result in a response that
 is deemed necessary and appropriate to the circumstances. The project team is
 obligated to maintain confidentiality with regard to the reporter of an incident.
-Further details of specific enforcement policies may be posted separately.
+You can post more details of specific enforcement policies separately.
 
 Project maintainers who do not follow or enforce the Code of Conduct in good
-faith may face temporary or permanent repercussions as determined by other
+Faith may face temporary or permanent repercussions as determined by other
 members of the project's leadership.
 
 ## Attribution

CONTRIBUTING.md

@@ -1,49 +1,44 @@
-Contributing to the Flutter Permission handler plugin
-=============================================
+# Contributing to the Flutter Permission handler plugin
 
-What you will need
-------------------
+## What you will need
 
- * A Linux, Mac OS X, or Windows machine (note: to run and compile iOS specific parts you'll need access to a Mac OS X machine);
- * git (used for source version control, installation instruction can be found [here](https://git-scm.com/));
- * The Flutter SDK (installation instructions can be found [here](https://flutter.io/get-started/install/));
- * A personal GitHub account (if you don't have one, you can sign-up for free [here](https://github.com/))
+* A Linux, Mac OS X, or Windows machine (note: to run and compile iOS-specific parts you'll need access to a Mac OS X machine);
+* git (used for source version control, installation instructions can be found [here](https://git-scm.com/));
+* The Flutter SDK (installation instructions can be found [here](https://flutter.io/get-started/install/));
+* A personal GitHub account (if you don't have one, you can sign up for free [here](https://github.com/))
 
-Setting up your development environment
----------------------------------------
+## Setting up your development environment
 
- * Fork `https://github.com/Baseflow/flutter-permission-handler` into your own GitHub account. If you already have a fork and moving to a new computer, make sure you update you fork.
- * If you haven't configured your machine with an SSH key that's known to github, then
-   follow [GitHub's directions](https://help.github.com/articles/generating-ssh-keys/)
-   to generate an SSH key.
- * Clone your forked repo on your local development machine: `git clone [email protected]:<your_name_here>/flutter-permission-handler.git`
- * Change into the `flutter-permission-handler` directory: `cd flutter-permission-handler`
- * Add an upstream to the original repo, so that fetch from the master repository and not your clone: `git remote add upstream [email protected]:Baseflow/flutter-permission-handler.git`
+* Fork `https://github.com/Baseflow/flutter-permission-handler` into your own GitHub account. If you already have a fork and moving to a new computer, make sure you update your fork.
+* If you haven't configured your machine with an SSH key that's known to GitHub, then
+  follow [GitHub's directions](https://help.github.com/articles/generating-ssh-keys/)
+  to generate an SSH key.
+* Clone your forked repo on your local development machine: `git clone [email protected]:<your_name_here>/flutter-permission-handler.git`
+* Change into the `flutter-permission-handler` directory: `cd flutter-permission-handler`
+* Add an upstream to the original repo, so that fetches from the master repository and not your clone: `git remote add upstream [email protected]:Baseflow/flutter-permission-handler.git`
 
-Running the example project
----------------------------
+## Running the example project
 
- * Change into the example directory: `cd example`
- * Run the App: `flutter run`
+* Change into the example directory: `cd example`
+* Run the App: `flutter run`
 
-Contribute
-----------
+## Contribute
 
 We really appreciate contributions via GitHub pull requests. To contribute take the following steps:
 
- * Make sure you are up to date with the latest code on the master: 
-   * `git fetch upstream`
-   * `git checkout upstream/develop -b <name_of_your_branch>`
- * Apply your changes
- * Verify your changes and fix potential warnings/ errors:
-   * Check formatting: `flutter format .`
-   * Run static analyses: `flutter analyze`
-   * Run unit-tests: `flutter test`
- * Commit your changes: `git commit -am "<your informative commit message>"`
- * Push changes to your fork: `git push origin <name_of_your_branch>`
+* Make sure you are up to date with the latest code on the master:
+  * `git fetch upstream`
+  * `git checkout upstream/develop -b <name_of_your_branch>`
+* Apply your changes
+* Verify your changes and fix potential warnings/ errors:
+  * Check formatting: `flutter format .`
+  * Run static analyses: `flutter analyze`
+  * Run unit-tests: `flutter test`
+* Commit your changes: `git commit -am "<your informative commit message>"`
+* Push changes to your fork: `git push origin <name_of_your_branch>`
 
 Send us your pull request:
 
- * Go to `https://github.com/Baseflow/flutter-permission-handler` and click the "Compare & pull request" button.
+* Go to `https://github.com/Baseflow/flutter-permission-handler` and click the "Compare & pull request" button.
 
- Please make sure you solved all warnings and errors reported by the static code analyses and that you fill in the full pull request template. Failing to do so will result in us asking you to fix it.
+Please make sure you solved all warnings and errors reported by the static code analyses and that you fill in the full pull request template. Failing to do so will result in us asking you to fix it.