setup script and documentation fixed for TA-Lib and MacOS

setup.sh

@@ -37,7 +37,11 @@ function updateenv () {
 function install_talib () {
     curl -O -L http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
     tar zxvf ta-lib-0.4.0-src.tar.gz
-    cd ta-lib && ./configure --prefix=/usr && make && sudo make install
+    cd ta-lib
+    sed -i.bak "s|0.00000001|0.000000000000000001 |g" src/ta_func/ta_utility.h
+    ./configure --prefix=/usr/local
+    make
+    sudo make install
     cd .. && rm -rf ./ta-lib*
 }
 
@@ -50,8 +54,8 @@ function install_macos () {
         echo "-------------------------"
         /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
     fi
-    brew install python3 wget ta-lib
-
+    brew install python3 wget
+    install_talib
     test_and_fix_python_on_mac
 }