Make .bashrc be checked first on install.

From #511. Closes #320. Closes #268. Closes #334. Fixes #497. Relates to

install.sh

@@ -96,12 +96,12 @@ echo
 
 # Detect profile file if not specified as environment variable (eg: PROFILE=~/.myprofile).
 if [ -z "$PROFILE" ]; then
-  if [ -f "$HOME/.bash_profile" ]; then
+  if [ -f "$HOME/.bashrc" ]; then
+    PROFILE="$HOME/.bashrc"
+  elif [ -f "$HOME/.bash_profile" ]; then
     PROFILE="$HOME/.bash_profile"
   elif [ -f "$HOME/.zshrc" ]; then
     PROFILE="$HOME/.zshrc"
-  elif [ -f "$HOME/.bashrc" ]; then
-    PROFILE="$HOME/.bashrc"
   elif [ -f "$HOME/.profile" ]; then
     PROFILE="$HOME/.profile"
   fi
@@ -111,7 +111,7 @@ SOURCE_STR="\nexport NVM_DIR=\"$NVM_DIR\"\n[ -s \"\$NVM_DIR/nvm.sh\" ] && . \"\$
 
 if [ -z "$PROFILE" ] || [ ! -f "$PROFILE" ] ; then
   if [ -z "$PROFILE" ]; then
-    echo "=> Profile not found. Tried ~/.bash_profile, ~/bashrc, ~/.zshrc, and ~/.profile."
+    echo "=> Profile not found. Tried ~/.bashrc, ~/.bash_profile, ~/.zshrc, and ~/.profile."
     echo "=> Create one of them and run this script again"
   else
     echo "=> Profile $PROFILE not found"