Minor fix on installation guide and (the probably deprecated) build script

build.sh

@@ -13,7 +13,7 @@ else
     echo "Building multi-thread xgboost failed"
     echo "Start to build single-thread xgboost"
     make clean_all
-    make config=config/mininum.mk
+    make config=make/minimum.mk
     echo "Successfully build single-thread xgboost"
     echo "If you want multi-threaded version"
     echo "See additional instructions in doc/build.md"

doc/build.md

@@ -58,7 +58,7 @@ cd xgboost; make -j4
 
 ### Building on OSX
 
-On Ubuntu OSX, one build xgboost by
+On OSX, one build xgboost by
 
 ```bash
 git clone --recursive https://github.com/dmlc/xgboost