SKALE-1850 build improvements

.github/workflows/ccpp.yml

+name: C/C++ CI
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    
+    steps:
+    - uses: actions/checkout@v1
+    - name: install packages
+      run: >
+        sudo apt-get update && sudo apt-get install -yq --no-install-recommends python-yaml vim telnet git
+        ca-certificates build-essential ocaml ocamlbuild automake autoconf libtool wget python
+        libssl-dev libssl-dev libcurl4-openssl-dev protobuf-compiler git libprotobuf-dev alien 
+        cmake debhelper uuid-dev libxml2-dev libprotobuf10 cmake flex bison  libprocps-dev ccache 
+        autoconf texinfo libssl-dev libboost-all-dev libjsonrpccpp-dev libjsonrpccpp-tools
+    - name: install sgx
+      run: >
+        git clone -b sgx_2.5 --depth 1 https://github.com/intel/linux-sgx &&
+        cd linux-sgx &&
+        patch -p1 -i ../docker/install-psw.patch && ./download_prebuilt.sh 2> /dev/null 
+        && make -s -j$(nproc) sdk_install_pkg psw_install_pkg 
+        && sudo ./linux/installer/bin/sgx_linux_x64_sdk_2.5.100.49891.bin --prefix=/opt/intel
+        && sudo ./linux/installer/bin/sgx_linux_x64_psw_2.5.100.49891.bin && 
+        cd .. && rm -rf linux-sgx/     
+    - name: update git
+      run: git submodule update --init --recursive     
+    - name: build deps
+      run:  cd scripts; ./build.py
+    - name: build sgx
+      run:  autoreconf -vif && automake && ./configure && make

README.md

@@ -64,7 +64,7 @@ cd scripts; ./build.py; cd ..
 
 ## Configure and build
 
-Co to the project's top directory, then run
+Go to the project's top directory, then run
 
 ```
 libtoolize --force

scripts/build.py

@@ -70,7 +70,13 @@ BLS_BUILD_DIR = BLS_DIR + "/build"
 JSON_LIBS_DIR = topDir +  "/jsonrpc"
 
 
+<<<<<<< HEAD
 #subprocess.call(["git", "submodule",  "update", "--init"])
+=======
+subprocess.call(["git", "submodule",  "update", "--init"])
+
+
+>>>>>>> origin/develop
 
 subprocess.call(["rm", "-f",  "install-sh"])
 subprocess.call(["rm", "-f",  "compile"])