Implement clang-tidy fixes

clang-tidy allows the CI robot to check many things via static analysis.

All changes here were made by the clang-tidy robot, and include a number
of modernization fixes.  updating the tidy file will be done at a later
date.

Signed-off-by: Ed Tanous <etanous@nvidia.com>
Change-Id: I98cc4d600a3c589675507958f6d2350b2141216b
diff --git a/util.cpp b/util.cpp
index de92772..84c1889 100644
--- a/util.cpp
+++ b/util.cpp
@@ -158,6 +158,7 @@
 {
     std::vector<std::string> results;
 
+    results.reserve(sensorInputs.size());
     for (const auto& sensorInput : sensorInputs)
     {
         results.emplace_back(sensorInput.name);