[CI] Remove windows build in CircleCI

Author: akshaynexus

.circleci/config.yml

@@ -30,42 +30,8 @@ jobs:
       - run:
           name: BUILD IndexChain
           command: make -j2
-  windows:
-      docker:
-        - image: ubuntu:latest
-      steps:
-        - checkout
-        - run:
-            name: INSTALL DEPENDENCIES
-            command: apt-get -y update;
-              apt-get install -y build-essential libtool autotools-dev automake pkg-config libssl-dev libevent-dev bsdmainutils libboost-all-dev wget;
-              apt-get install -y software-properties-common;
-              apt-get install -y libminiupnpc-dev libzmq3-dev;
-              apt-get install -y libqt5gui5 libqt5core5a libqt5dbus5 qttools5-dev qttools5-dev-tools libprotobuf-dev protobuf-compiler libqrencode-dev;
-              apt-get install -y g++-mingw-w64-i686 mingw-w64-i686-dev g++-mingw-w64-x86-64 mingw-w64-x86-64-dev curl
-        - run:
-            name: LIBDB
-            command: apt-get install -y checkinstall;
-              wget http://download.oracle.com/berkeley-db/db-4.8.30.NC.tar.gz;
-              tar -xzvf db-4.8.30.NC.tar.gz;
-              cd db-4.8.30.NC/build_unix;
-              ../dist/configure --enable-cxx --prefix=/usr;
-              make -j2;
-              checkinstall --fstrans=no --pkgversion=4.8.30 --pkgname=libdb-dev --nodoc -y
-        - run:
-            name: CHANGE DIR DEPENDS
-            command: make -C depends HOST=x86_64-w64-mingw32
-        - run:
-            name: CONFIGURE Windows
-            command: echo $(pwd);
-              ./autogen.sh;
-              ./configure --prefix=`pwd`/depends/x86_64-w64-mingw32
-        - run:
-            name: BUILD IndexChain Windows
-            command: make -j2
 workflows:
   version: 2
-  linux_and_windows:
+  linuxbui;d:
     jobs:
       - linux
-      - windows