Update readme

Author: mattrobenolt

README.md

@@ -1,2 +1,52 @@
 # email-me
-email me when a thing is done
+
+sometimes you run processes and you want to be emailed when they're done running
+
+```
+$ email-me -to=m@robenolt.com ls -lah
+```
+
+## Installation
+
+```bash
+$ go get github.com/mattrobenolt/email-me
+```
+
+## Usage
+
+```
+usage: email-me [flags] [command]
+  -max=10000: max bytes to capture for stdout/stderr
+  -s="": subject of email (optional)
+  -to="": email address to send output to
+```
+
+## Example email
+
+```
+Cmd: [ls -lah] 
+Start: 2015-06-24 18:43:30.195114617 -0700 PDT 
+End: 2015-06-24 18:43:30.210375736 -0700 PDT 
+Duration: 15.261119ms 
+ProcessState: exit status 0 
+Error: <nil> 
+Stderr: 
+
+
+Stdout: 
+total 72 
+drwxr-xr-x 14 matt staff 476B Jun 24 18:43 . 
+drwxr-xr-x@ 219 matt staff 7.3K Jun 24 18:10 .. 
+-rw-r--r-- 1 matt staff 34B Jun 24 18:38 .dockerignore 
+drwxr-xr-x 13 matt staff 442B Jun 24 18:43 .git 
+-rw-r--r-- 1 matt staff 275B Jun 24 18:38 .gitignore 
+-rw-r--r-- 1 matt staff 507B Jun 24 17:32 Dockerfile 
+-rw-r--r-- 1 matt staff 397B Jun 24 18:43 README.md 
+drwxr-xr-x 12 matt staff 408B Jun 24 18:39 bin 
+-rwxr-xr-x 1 matt staff 113B Jun 24 17:32 build.sh 
+-rw-r--r-- 1 matt staff 1.5K Jun 24 18:32 command.go 
+-rw-r--r-- 1 matt wheel 2.0K Jun 24 18:36 main.go 
+-rw-r--r-- 1 matt staff 263B Jun 24 17:25 sendmail.go 
+-rw-r--r-- 1 matt staff 193B Jun 24 17:26 smtp.go 
+drwxr-xr-x 3 matt staff 102B Jun 24 18:18 src 
+```