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Adding 13.1.9.2 formula.

Formula/msodbcsql@13.1.9.2.rb

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+class MsodbcsqlAT13192 < Formula
+  desc "ODBC Driver for Microsoft(R) SQL Server(R)"
+  homepage "https://msdn.microsoft.com/en-us/library/mt654048(v=sql.1).aspx"
+  url "http://download.microsoft.com/download/4/9/5/495639C0-79E4-45A7-B65A-B264071C3D9A/msodbcsql-13.1.9.2.tar.gz"
+  version "13.1.9.2"
+  sha256 "06f4f45bbf16438d681227c6eeada89cbf03a78c61338bdc5eda51ab0e314e5d"
+
+  option "without-registration", "Don't register the driver in odbcinst.ini"
+
+  def caveats; <<-EOS.undent
+    If you installed this formula with the registration option (default), you'll
+    need to manually remove [ODBC Driver 13 for SQL Server] section from
+    odbcinst.ini after the formula is uninstalled. This can be done by executing
+    the following command:
+        odbcinst -u -d -n "ODBC Driver 13 for SQL Server"
+    EOS
+  end
+
+  keg_only :versioned_formula
+
+  depends_on "unixodbc"
+  depends_on "openssl"
+
+  def check_eula_acceptance
+    if ENV["ACCEPT_EULA"] != "y" and ENV["ACCEPT_EULA"] != "Y" then
+      puts "The license terms for this product can be downloaded from"
+      puts "https://aka.ms/odbc131eula and found in"
+      puts "/usr/local/share/doc/msodbcsql/LICENSE.txt . By entering 'YES',"
+      puts "you indicate that you accept the license terms."
+      puts ""
+      while true do
+        puts "Do you accept the license terms? (Enter YES or NO)"
+        accept_eula = STDIN.gets.chomp
+        if accept_eula then
+          if accept_eula == "YES" then
+            break
+          elsif accept_eula == "NO" then
+            puts "Installation terminated: License terms not accepted."
+            return false
+          else
+            puts "Please enter YES or NO"
+          end  
+        else
+          puts "Installation terminated: Could not prompt for license acceptance."
+          puts "If you are performing an unattended installation, you may set"
+          puts "ACCEPT_EULA to Y to indicate your acceptance of the license terms."
+          return false
+        end
+      end
+    end
+    return true
+  end
+
+  def install
+    if !check_eula_acceptance
+      return false
+    end
+
+    chmod 0444, "lib/libmsodbcsql.13.dylib"
+    chmod 0444, "share/msodbcsql/resources/en_US/msodbcsqlr13.rll"
+    chmod 0644, "include/msodbcsql.h"
+    chmod 0644, "odbcinst.ini"
+    chmod 0644, "share/doc/msodbcsql/LICENSE.txt"
+    chmod 0644, "share/doc/msodbcsql/RELEASE_NOTES"
+
+    cp_r ".", "#{prefix}"
+
+    if !build.without? "registration"
+        system "odbcinst -u -d -n \"ODBC Driver 13 for SQL Server\""
+        system "odbcinst -i -d -f ./odbcinst.ini"
+    end
+  end
+end