Merge pull request #105 from MattForshaw/fix-broken-readme-links

Fix broken links in README

README.md

@@ -9,21 +9,20 @@ Kim Speerschneider [[email protected]](mailto:[email protected])
 
 `likert` is an R package designed to help analyzing and visualizing Likert type items. More information can be obtained at http://jason.bryer.org/likert. Also, the [included demo](https://github.com/jbryer/likert/blob/master/demo/likert.R) demonstrates many of the features.
 
-Download the 2013 useR! Conference [abstract](https://github.com/jbryer/likert/blob/master/useR%202013/Abstract/Speerschneider.Bryer.likert.pdf?raw=true) and [slides](https://github.com/jbryer/likert/blob/master/useR%202013/Slides/Slides.pdf?raw=true).
+Download the 2013 useR! Conference [abstract](https://github.com/jbryer/likert/raw/master/slides/useR%202013/Abstract/Speerschneider.Bryer.likert.pdf) and [slides](https://github.com/jbryer/likert/raw/master/slides/useR%202013/Slides/Slides.pdf).
 
 ![Reading Attitude](http://bryer.org/images/likert/centeredPlot1.png)
 ![Reading Attitude with Histogram](http://bryer.org/images/likert/centeredPlot2.png)
 
 The latest development version can be downloaded using the `devtools` package.
 
-	if(!require(devtools)) install.packages("devtools")
-	devtools::install_github('jbryer/likert')
+if(!require(devtools)) install.packages("devtools")
+devtools::install_github('jbryer/likert')
 
 To get started take a look at the [likert demo](https://github.com/jbryer/likert/blob/master/demo/likert.R) or from within R:
 
-	demo('likert', package='likert')
-
-Or run the [Shiny app](http://rstudio.com/shiny):
+demo('likert', package='likert')
 
-	shinyLikert()
+Or run the [Shiny app](http://rstudio.com/shiny):
 
+shinyLikert()