build: consolidate tsc to ease migration to @types/ based typings delivery

I actually tried to use @types/* directly but came across several issues which prevented me
from switching over:
- https://github.com/Microsoft/TypeScript/issues/8715
- https://github.com/Microsoft/TypeScript/issues/8723

scripts/ci-lite/install.sh

@@ -61,9 +61,7 @@ if [[ ${TRAVIS} ]]; then
   echo ${TSDRC} > ~/.tsdrc
 fi
 
-$(npm bin)/tsd reinstall --overwrite --clean --config modules/@angular/tsd.json
-$(npm bin)/tsd reinstall --overwrite --clean --config tools/tsd.json
-$(npm bin)/tsd reinstall --overwrite --config modules/angular1_router/tsd.json
+$(npm bin)/tsd reinstall --overwrite --clean --config ./tsd.json
 echo 'travis_fold:end:install.typings'