add script for removing installation

package.json

@@ -10,6 +10,17 @@
     "bootstrap": "lerna bootstrap",
     "publish": "lerna publish",
     "release": "lerna bootstrap; lerna publish;",
-    "tag": "gulp; gulp publishTag;"
+    "tag": "gulp; gulp publishTag;",
+    "remove-all-install": "npm run remove-install; npm run remove-install-analyzer; npm run remove-install-astwalker; npm run remove-install-debug; npm run remove-install-lib; npm run remove-install-simulator; npm run remove-install-tests; npm run remove-install-url-resolver; npm run remove-install-remixd; npm run remove-install-solidity;",
+    "remove-install": "rm package-lock.json; rm -rf node_modules",
+    "remove-install-analyzer": "rm remix-analyzer/package-lock.json; rm -rf remix-analyzer/node_modules",
+    "remove-install-astwalker": "rm remix-astwalker/package-lock.json; rm -rf remix-astwalker/node_modules; rm -rf remix-astwalker/dist",
+    "remove-install-debug": "rm remix-debug/package-lock.json; rm -rf remix-debug/node_modules",
+    "remove-install-lib": "rm remix-lib/package-lock.json; rm -rf remix-lib/node_modules",
+    "remove-install-simulator": "rm remix-simulator/package-lock.json; rm -rf remix-simulator/node_modules",
+    "remove-install-solidity": "rm remix-solidity/package-lock.json; rm -rf remix-solidity/node_modules",
+    "remove-install-tests": "rm remix-tests/package-lock.json; rm -rf remix-tests/node_modules; rm -rf remix-tests/dist",
+    "remove-install-url-resolver": "rm remix-url-resolver/package-lock.json; rm -rf remix-url-resolver/node_modules; rm -rf remix-url-resolver/dist",
+    "remove-install-remixd": "rm remixd/package-lock.json; rm -rf remixd/node_modules"
   }
 }