Update badge URLs
Solve UVa 10608
Change kent-10608.c to .cpp and CI support C++
Fix CMakeLists.txt
Delete kent-10608.c
Add -DCMAKE_CXX_FLAGS=--coverage
Add 10684
Solve a lot of problem
Fix build fail
Fix build fail
Add CTEST_OUTPUT_ON_FAILURE=1 in travis-ci
Fix build fail
Fix error :(
Implement 108
Fix typo
Update 108 comment
Use -O0 for better coverage report
Accepted UVa 12347 Binary Search Tree
Add gitter notification in travis-ci