unmark .travis.yml test for BinarySearchTree

Author: weihanglo

.travis.yml

@@ -13,7 +13,7 @@ script:
 - xcodebuild test -project ./AVL\ Tree/Tests/Tests.xcodeproj -scheme Tests
 - xcodebuild test -project ./Binary\ Search/Tests/Tests.xcodeproj -scheme Tests
 - xcodebuild test -project ./Boyer-Moore/Tests/Tests.xcodeproj -scheme Tests
-# - xcodebuild test -project ./Binary\ Search\ Tree/Solution\ 1/Tests/Tests.xcodeproj -scheme Tests
+- xcodebuild test -project ./Binary\ Search\ Tree/Solution\ 1/Tests/Tests.xcodeproj -scheme Tests
 - xcodebuild test -project ./Bloom\ Filter/Tests/Tests.xcodeproj -scheme Tests
 # - xcodebuild test -project ./Bounded\ Priority\ Queue/Tests/Tests.xcodeproj -scheme Tests
 # - xcodebuild test -project ./Breadth-First\ Search/Tests/Tests.xcodeproj -scheme Tests