Minor Readme updates (#276)

* Minor gramatical fixes

* emojify sub-headings

---------

Co-authored-by: meichthys <[email protected]>

README.md

@@ -4,8 +4,6 @@
 
 > **CHUMS** is completely free, open-source **CHU**rch **M**anagement **S**oftware that allows you to manage key data on church members and visitors.  It offers comprehensive features including member and guest information tracking, attendance management with a self check-in app, group coordination, donation tracking with detailed reports, and custom form creation.  Visit <a href="https://chums.org/">https://chums.org/</a> to learn more.
 
-## Preview
-
 <div style="display: flex;gap: 10px;">
     <img style="width: 49%;" src="https://github.com/ChurchApps/ChumsApp/assets/1447203/ccb5dc7b-8c0d-4320-abac-a3128c42beff">
     <img style="width: 49%;" src="https://github.com/ChurchApps/ChumsApp/assets/1447203/ac8593f1-0ae7-45aa-972e-82eaaf0dd639">
@@ -17,19 +15,19 @@
 
 ## Get Involved
 
-#### Help Support Us
+### 🤝 Help Support Us
 The only reason this program is free is because of the generous support from users. If you want to support us to keep this free, please head over to [ChurchApps](https://churchapps/partner) or [sponsor us on GitHub](https://github.com/sponsors/ChurchApps/). Thank you so much!
 
-#### Join the Community
+### 🏘️ Join the Community
 We have a great community for end-users on [Facebook](https://www.facebook.com/churchapps.org).  It's a good way to ask questions, get tips and follow new updates.  Come join us!
 
-#### Report and Issue
+### ⚠️ Report an Issue
 If you discover an issue or have a feature request, simply submit it to our [issues log](https://github.com/ChurchApps/ChurchAppsSupport).  Don't be shy, that's how the program gets better.
 
-#### Join us on Slack
-If you would like to get involved contributing in any way, head over to our [Slack Channel](https://join.slack.com/t/livechurchsolutions/shared_invite/zt-i88etpo5-ZZhYsQwQLVclW12DKtVflg) and introduce yourself.  We'd love to hear from you.
+### 💬 Join us on Slack
+If you would like to contribute in any way, head over to our [Slack Channel](https://join.slack.com/t/livechurchsolutions/shared_invite/zt-i88etpo5-ZZhYsQwQLVclW12DKtVflg) and introduce yourself.  We'd love to hear from you.
 
-#### Start Coding
+### 🏗️ Start Coding
 If you'd like to set up the project locally, see our [development guide](https://churchapps.org/dev).  The short version is:
 
 1. Copy `dotenv.sample.txt` to `.env` and updated it to point to the appropriate API urls.