Update index.md

Author: moazim1993

index.md

@@ -117,8 +117,8 @@ More info: [The Apache Spark Project](https://spark.apache.org/)
 ---
 
 # Installation
-
-Instructions provided in full [here] (./installation)
+[Installation Guide](https://github.com/moazim1993/BigData_Spark_Tutorial/tree/gh-pages/Installation)
+Instructions provided in full 
 
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@@ -135,4 +135,4 @@ Instructions provided in full [here] (./installation)
 Group Project for Big Data Programming, Fall 2017
 
 Project master repository: 
-[Master Branch](<https://github.com/Xianlai/BigData_Spark>)
+[Master Branch](<https://github.com/Xianlai/BigData_Spark>)