Add GOODREADS script.

Makefile

@@ -14,3 +14,4 @@ hub_update:
 	@hub_ctrl ${HUB_MODE} ln "$(realpath ./src/core/expand_globs_py)"
 	@hub_ctrl ${HUB_MODE} ln "$(realpath ./src/wrappers/git/git_commit_past)"
 	@hub_ctrl ${HUB_MODE} ln "$(realpath ./src/wrappers/misc/sxiv_rm)"
+	@hub_ctrl ${HUB_MODE} ln "$(realpath ./src/wrappers/curl/web_goodreads)"

src/wrappers/curl/web_goodreads

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+search="$@"
+
+search=$(echo "$search" | sed 's/ /%12/g')
+addr='https://www.goodreads.com/search?utf8=✓&query='
+full="${addr}${search}"
+
+curl -s "$full" | grep -i 'minirating' | head -1 | grep '[^>]*avg' -o