Refactor packaging scripts, add ARMv7/v8 binaries

packaging/linux-armv7/Dockerfile

@@ -0,0 +1,20 @@
+FROM debian:jessie
+MAINTAINER Lovell Fuller <npm@lovell.info>
+
+# Create Debian-based container suitable for cross-compiling Linux ARMv7-A binaries
+
+# Build dependencies
+RUN \
+  apt-get update && \
+  apt-get install -y curl && \
+  echo "deb http://emdebian.org/tools/debian/ jessie main" | tee /etc/apt/sources.list.d/crosstools.list && \
+  curl http://emdebian.org/tools/debian/emdebian-toolchain-archive.key | apt-key add - && \
+  dpkg --add-architecture armhf && \
+  apt-get update && \
+  apt-get install -y crossbuild-essential-armhf autoconf libtool nasm gtk-doc-tools texinfo advancecomp libglib2.0-dev
+
+# Compiler settings
+ENV \
+  PLATFORM=linux-armv7 \
+  CHOST=arm-linux-gnueabihf \
+  FLAGS="-marm -march=armv7-a -mfpu=neon-vfpv4 -mfloat-abi=hard -Os"