FIll otu instructions in README

README.md

@@ -2,6 +2,56 @@
 
 > An XMPP reminder bot written in C#.
 
+## Getting Started
+1. Install the NuGet dependencies:
+
+```bash
+nuget restore
+```
+
+2. Build the solution:
+
+```bash
+msbuild
+```
+
+3. Specify the environment variables
+
+Variable		| Meaning
+----------------|------------------------
+`XMPP_JID`		| The JID to connect with
+`XMPP_PASSWORD`	| The password to use when connecting
+
+4. Execute the program
+
+```bash
+cd RhinoReminds/bin/{Debug|Release}
+# Linux:
+mono [--debug] RhinoReminds.exe [--help]
+# Windows:
+RhinoReminds.exe [--help]
+```
+
+## Usage
+The bot operates on natural language instructions. It picks what to do from the first word in the sentence, but the rest is parsed via AI.
+
+### Setting a reminder
+
+```
+Remind me to feed the cat at 6pm
+Remind me about CrossCode's release on 20th September 2018
+Remind me to water the greenhouse tomorrow
+Remind me in 1 hour to check the oven
+```
+
+### Listing reminders
+
+```
+List all reminders
+Show all
+List all
+```
+
 
 ## Useful Links
  - [Microsoft.Text.Recognizers Samples](https://github.com/Microsoft/Recognizers-Text/tree/master/.NET/Samples)