Revert "Added ZeroMQ and updated docs (#950)"

This reverts commit 94b0526.

CMakeLists.txt

@@ -39,15 +39,6 @@ if(VCPKG_TOOLCHAIN)
     message(STATUS "BUILDING_WITH_VCPKG")
 endif()
 
-# Include PkgConfig module
-find_package(PkgConfig REQUIRED)
-
-# Use pkg_check_modules to find ZeroMQ
-pkg_check_modules(ZEROMQ REQUIRED IMPORTED_TARGET libzmq)
-
-# Include ZeroMQ directories
-include_directories(${ZEROMQ_INCLUDE_DIRS})
-
 find_package(ament_cmake QUIET)
 find_package(catkin QUIET)
 

COMPILE.md

@@ -87,7 +87,7 @@ docker buildx build -o . .
 On Mac, the dependencies can be installed using [brew](https://brew.sh/) with the following command:
 
 ```shell
-brew install cmake qt@5 protobuf mosquitto zeromq zstd zmqpp
+brew install cmake qt@5 protobuf mosquitto zeromq zstd
 ```
 
 If a newer version of qt is installed, you may need to temporarily link to qt5
@@ -103,6 +103,7 @@ Add CMake into your env-vars to be detected by cmake
 echo  'QT_HOME=$(brew --prefix qt@5) \
 export CPPFLAGS="-I $QT_HOME/include" \
 export PKG_CONFIG_PATH="$QT_HOME/lib/pkgconfig" \
+export LDFLAGS="$QT_HOME/lib"' >> $HOME/.zshrc
 ```
 
 If you don't want to permanently add them into your main file, you can try by just exporting locally in the current terminal with:
@@ -111,6 +112,7 @@ If you don't want to permanently add them into your main file, you can try by ju
 QT_HOME=$(brew --prefix qt@5)
 export CPPFLAGS="-I $QT_HOME/include"
 export PKG_CONFIG_PATH="$QT_HOME/lib/pkgconfig"
+export LDFLAGS="$QT_HOME/lib"
 ```
 
 Clone the repository into **~/plotjuggler_ws**: