update readme to add GF-flavored markdown as a convention

README.md

@@ -54,6 +54,10 @@ The action symbols can be represented by the following characters:
 | Reaction | 🄡 | U+1F121 |
 | Free action | 🄕 | U+1F115 |
 
+## Text Formatting
+
+Text formatting will be according to github-flavored markdown. 
+
 ## Ability Scores in Integer Representation
 
 | Ability Type | Value |
@@ -70,4 +74,4 @@ The action symbols can be represented by the following characters:
 
 If I wanted to say STR and DEX, I would use a `3`. If I wanted STR, WIS, and
 CHA, that would be 1 + 16 + 32 = `49`. This is to give a program-focused data
-return in addition to the textual representation.
+return in addition to the textual representation.