Add DroneCI Support

DroneCI allows for local containerized builds. It's a new thing we're
trying out so I figured I'd start by porting this beast over. I'll
probably need to mess around to get matrix builds working so that we get
different compilers and versions going.

Author: liam-middlebrook

.drone.yml

@@ -0,0 +1,12 @@
+pipeline:
+  build:
+    image: ubuntu:14.04
+    commands:
+    # set lang for unicode support
+      - export LC_ALL=C.UTF-8
+    # bingehack prep
+      - apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 16126D3A3E5C1192
+      - apt-get update -qq
+      - apt-get install -qq g++ gcc flex bison libbison-dev libjansson-dev postgresql-client libpq-dev libsdl2-dev libpng-dev
+    # bingehack build
+      - ./travis-build

README.md

@@ -1,4 +1,5 @@
 [![Build Status](https://travis-ci.org/ComputerScienceHouse/bingehack4.png?branch=master)](https://travis-ci.org/ComputerScienceHouse/bingehack4)
+[![Build Status](https://drone.csh.rit.edu/api/badges/ComputerScienceHouse/bingehack4/status.svg)](https://drone.csh.rit.edu/ComputerScienceHouse/bingehack4)
 
 # BingeHack 4 #
 
@@ -44,6 +45,7 @@ We test our client game terminal support for functionality on:
 
 * [Play BingeHack4!](telnet://bingehack.csh.rit.edu)
 * [CSH's Travis-CI Build Server: BingeHack4 Project](https://travis-ci.org/ComputerScienceHouse/bingehack4)
+* [CSH's Drone Build Server: BingeHack4 Project](https://drone.csh.rit.edu/ComputerScienceHouse/bingehack4)
 * [BingeHack4's Wiki](https://github.com/ComputerScienceHouse/bingehack4/wiki)
 * [Upstream NetHack4 Git Repository](http://gitorious.org/nitrohack/ais523/commits/nicehack)
 

travis-build

@@ -16,7 +16,7 @@ elif [[ "$BUILD_SYSTEM" == aimake ]]; then
 	tempfile="$(mktemp)"
 	trap "rm -f \"$tempfile\"" EXIT ERR
 
-	../aimake --with=server -i /tmp/bingehack4 2>&1 | tee "$tempfile"
+	../aimake --no-sanity-checks --with=server -i /tmp/bingehack4 2>&1 | tee "$tempfile"
 	grep -qi "fail" "$tempfile" && exit 1
 else
 	echo "Unsupported build system $BUILD_SYSTEM" >&2