Remove protobuf requirement

Author: rdegnan

.travis.yml

@@ -4,23 +4,12 @@ matrix:
   - os: linux
     jdk: oraclejdk8
     language: generic
-    before_install:
-    - wget https://github.com/google/protobuf/releases/download/v3.6.0/protobuf-cpp-3.6.0.tar.gz
-    - tar -xzvf protobuf-cpp-3.6.0.tar.gz
-    - pushd protobuf-3.6.0 && ./configure --disable-shared && make && sudo make install
-      && popd
     script: gradle/buildViaTravis-linux.sh
   - os: osx
     osx_image: xcode9.4
     language: generic
     env:
     - HOMEBREW_TEMP="/tmp"
-    - LDFLAGS="/usr/local/lib/libprotobuf.a /usr/local/lib/libprotoc.a"
-    before_install:
-    - brew update
-    - EDITOR="sed -i '' 's/system \".\/configure\",/system \".\/configure\", \"--disable-shared\",/g'"
-      brew edit protobuf
-    - brew install protobuf
     script: gradle/buildViaTravis.sh
 before_cache:
 - rm -f $HOME/.gradle/caches/modules-2/modules-2.lock

README.md

@@ -4,15 +4,7 @@
 
 
 ## Build from Source
-1. Building proteus-java requires installation of the [Protobuf](https://github.com/google/protobuf) compiler. Proteus requires Protobuf 3.4.x or higher.
-
-    For Mac users you can easily install the Protobuf compiler using Homebrew:
-
-        $ brew install protobuf
-
-    For other operating systems you can install the Protobuf compiler using the pre-built packages hosted on the [Protobuf Releases](https://github.com/google/protobuf/releases) page.
-
-2. Run the following Gradle command to build the project:
+1. Run the following Gradle command to build the project:
 
         $ ./gradlew clean build