update README.md, add .gitignore

.gitignore

@@ -1,3 +1,4 @@
+*.swp
 *.jl.cov
 *.jl.*.cov
 *.jl.mem

README.md

@@ -1,7 +1,64 @@
-# Acorn
+# Acorn.jl
 
 [![Build Status](https://travis-ci.org/nick-paul/Acorn.jl.svg?branch=master)](https://travis-ci.org/nick-paul/Acorn.jl)
 
 [![Coverage Status](https://coveralls.io/repos/nick-paul/Acorn.jl/badge.svg?branch=master&service=github)](https://coveralls.io/github/nick-paul/Acorn.jl?branch=master)
 
 [![codecov.io](http://codecov.io/github/nick-paul/Acorn.jl/coverage.svg?branch=master)](http://codecov.io/github/nick-paul/Acorn.jl?branch=master)
+
+A pure julia text editor
+
+# Features
+
+## Use in REPL or from command line
+
+
+
+## Commands
+
+## Customizable key bindings to commands
+
+
+# Installing
+
+```
+Pkg.clone("https://github.com/nick-paul/Acorn.jl.git")
+```
+
+# Usage
+
+From within the REPL:
+
+```
+using Acorn
+julia> acorn("filename")
+```
+
+From the command line
+
+```
+$ julia -E "using Acorn;acorn()" filename
+```
+
+Use an alias to make command line easier:
+
+```
+$ alias acornjl='julia -E "using Acorn;acorn()"'
+$ acornjl filename
+```
+
+# Commands
+
+Press `Ctrl-P` to enter command mode. Type 'help COMMAND' for more information on that command.
+
+*arguments in `[brackets]` are optional*
+
+  - `help [CMD]`: display help information for CMD
+  - `quit`: quit the editor
+  - `open FILE`: open a file, create a new one if needed
+  - `save [FILE]`: save the file, if a new filename is provided, save as that name
+  - `find [STR]`: start interactive find. if STR is provided, start interactive search with STR
+  - `echo STR`: display STR as a message
+  - `set param_name param`: set parameter `param_name` to `param`. ex: `set tab_stop 4`
+  - `bind char command`: bind `Ctrl-(char)` to the command `command`. ex: `bind s save`, `bind h echo Hello world!"
+