feat: update light weight alternative

For #27

.travis.yml

@@ -4,6 +4,6 @@ branches:
     - master
 rvm:
   - 1.8.7
-  - 1.9.2
   - 1.9.3
   - 2.0.0
+  - 2.4.0

Gemfile

@@ -1,3 +1,2 @@
 source 'https://rubygems.org'
 gemspec
-gem 'transpec'

README.md

@@ -70,7 +70,7 @@ If you'd like an alternative on Windows that supports functionality similar to `
 Han Boetes and @nickthename have contributed a simple shell-script alternative for those not interested in installing a RubyGem:
 
 ``` bash
-haste() { a=$(cat); curl -X POST -s -d "$a" https://hastebin.com/documents | awk -F '"' '{print "https://hastebin.com/"$4}'; }
+haste() { curl -X POST -s -d "$(cat $1)" https://hastebin.com/documents | awk -F '"' '{print "https://hastebin.com/"$4}'; }
 ```
 
 Usage:
@@ -78,6 +78,11 @@ Usage:
 ``` bash
 cat file.txt | haste
 ```
+or:
+
+```bash
+haste file.txt
+```
 
 And a more expansive BASH option by @diethnis can be found at:
 https://github.com/diethnis/standalones/blob/master/hastebin.sh

lib/haste/version.rb

@@ -1,5 +1,5 @@
 module Haste
 
-  VERSION = '0.2.2'
+  VERSION = '0.2.3'
 
 end