More explicit install instructions

Testing in Docker against Ubuntu 14.04/16.04, Fedora 24, and Centos 6/7.

Author: Christopher Kirkland

scripts/unixbench/dependencies.txt

@@ -1,6 +1,8 @@
 ### START - Dependency installation order ###
 git-order = 50
-unixbench-order = 51
+gcc-order = 51
+perl-order = 52
+unixbench-order = 53
 ### END - Dependency installation order ###
 
 ### START - Dependency-specific installation method ###
@@ -10,21 +12,40 @@ unixbench-order = 51
 # git = git clone using above giturl
 # pip = python pip utility
 # man = "manual"
-git-install = man
-unixbench-install = man
+gcc-install = pm
+git-install = pm
+perl-install = pm
+unixbench-install = git
 ### END - Dependency-specific installation method ###
 
 ### START - Tests ###
+git-configure = gcc -v
 git-configure = git --version
-unixbench-configure = ls -la 3RDPARTYDIR/byte-unixbench/UnixBench/Run
+perl-configure = perl -v; perl -e 'require Time::HiRes'
+unixbench-configure = ls -la ~/byte-unixbench/UnixBench/Run
 ### END - Tests ###
 
 ### START - Dependency versions ###
-unixbench-ver = ANY
+gcc-ver = ANY
 git-ver = ANY
+perl-ver = 5.10
+unixbench-ver = ANY
 ### END - Dependency versions ###
 
+### START - Dependency URLs ###
+common-unixbench-urls-man = https://github.com/kdlucas/byte-unixbench.git
+### END - Dependency URLs ###
+
 ### START -  Dependency and method-specific command lines ###
-common-git-install-man = package_install git-all
-common-unixbench-install-man = git clone https://github.com/kdlucas/byte-unixbench.git
+ubuntu-gcc-preinstall-pm = apt-get update -y
+ubuntu-gcc-install-pm = package_install build-essential
+fedora-gcc-install-pm = package_install gcc
+
+common-git-install-pm = package_install git-all
+
+# perl package only need to be explicitly installed on CentOS 6.x
+fedora-perl-install-pm = package_install perl-Time-HiRes
+
+common-unixbench-preinstall-git = cd ~
+common-unixbench-install-git = git clone URL
 ### END -  Dependency and method-specific command lines ###