Update download script to do the right things by default

download_cmix_binaries.sh

 #!/usr/bin/env bash
 
+
+# DEFAULTS FOR INTEGRATION -- do not publish
+if [ "$GITLAB_ACCESS_TOKEN" == "" ]
+then
+    echo "ERROR: SET GITLAB_ACCESS_TOKEN in your environment"
+    exit -1
+fi
+
+PLATFORM=$1
+USEREPO=$2
+
+if [ "$PLATFORM" == "" ]
+then
+    PLATFORM="l"
+fi
+
+if [ "$USEREPO" == "" ]
+then
+    USEREPO="d"
+fi
+
 # Get platform parameter
 # === LINUX ===
-if [[ $1 == "l" ]] ||[[ $1 == "linux" ]] || [[ -z $1 ]]; then
-
-if [[ $2 == "d" ]]; then
+if [[ $PLATFORM == "l" ]] ||[[ $PLATFORM == "linux" ]] || [[ -z $PLATFORM ]]; then
+    if [[ $USEREPO == "d" ]]; then
         BIN=".linux64?job=build"
     else
         BIN=".linux64"
@@ -12,9 +32,9 @@ fi
     echo "Platform set to Linux"
 
     # === MACOS ===
-elif [[ $1 == "m" ]] || [[ $1 == "mac" ]]; then
+elif [[ $PLATFORM == "m" ]] || [[ $PLATFORM == "mac" ]]; then
 
-if [[ $2 == "d" ]]; then
+    if [[ $USEREPO == "d" ]]; then
         BIN=".darwin64?job=build"
     else
         BIN=".darwin64"
@@ -22,13 +42,13 @@ fi
     echo "Platform set to Mac"
 
 else
-    echo "Invalid platform argument: $1"
+    echo "Invalid platform argument: $PLATFORM"
     exit 0
 fi
 
 # Set up the URL for downloading the binaries
 DEFAULTBRANCH=${DEFAULTBRANCH:="release"}
-if [[ $2 == "d" ]]; then
+if [[ $USEREPO == "d" ]]; then
     REPOS_API=${REPOS_API:="https://gitlab.com/api/v4/projects/elixxir%2F"}
 else
     REPOS_API=${REPOS_API:="https://elixxir-bins.s3-us-west-1.amazonaws.com"}
@@ -54,7 +74,7 @@ echo "(Note: if you forced a branch, that is checked first!)"
 
 for BRANCH in $(echo "forcedbranch" $FBRANCH $FBRANCH2 $DEFAULTBRANCH); do
     echo "Attempting downloads from: $BRANCH"
-if [[ $2 == "d" ]]; then
+    if [[ $USEREPO == "d" ]]; then
         BRANCH_URL=${BRANCH_URL:="jobs/artifacts/$BRANCH/raw/release"}
         # Get URLs for artifacts from all relevant repos
         UDB_URL=${UDB_URL:="${REPOS_API}user-discovery-bot/$BRANCH_URL/udb$BIN"}