adding bashrc configs; added more dev related apps; setting image memory to 4GB

Docker/env/.bash_functions

@@ -0,0 +1,48 @@
+# Functions
+
+
+#  Python based scripts
+
+function py-trace() {
+    python -m trace --ignore-dir=$(python -c 'import sys ; print(":".join(sys.path)[1:])') --trace "$@"
+}
+
+# Everything else
+
+function git-branch() {
+    branch=`git branch | fzf | xargs`
+    git checkout "${branch}"
+}
+
+function ex() {
+    if [ -f $1 ]; then
+        case $1 in
+            *.tar.bz2)  tar xjf $1  ;;
+            *.tar.gz)   tar xzf $1  ;;
+            *.bz2)      bunzip2 $1  ;;
+            *.rar)      unrar x $1  ;;
+            *.gz)       gunzip $1   ;;
+            *.tar)      tar xf $1   ;;
+            *.tbz2)     tar xjf $1  ;;
+            *.tgz)      tar xzf $1  ;;
+            *.zip)      unzip $1    ;;
+            *.Z)        uncompress $1 ;;
+            *.7z)       7z x $1     ;;
+            *.deb)      ar x $1     ;;
+            *.tar.xz)   tar xf $1   ;;
+            *.tar.zst)  tar xf $1   ;;
+            *)          echo "'$1' cannot be extracted using ex()" ;;
+        esac
+    else
+        echo "'$1' is not a valid file"
+    fi
+
+}
+
+function php-server() {
+    if [ $1 <= 1024 ]; then
+        authbind php -S 0.0.0.0:"$1"
+    else
+        php -S 0.0.0.0:"$1"
+    fi
+}