Rename .h file extension to .hpp, and fix some include orderings

src/CeresSearch.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/CeresSearch.h>
+#include <aoc/CeresSearch.hpp>
 
 std::string CeresSearch::getPuzzleName() const
 {

src/GuardGallivant.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/GuardGallivant.h>
+#include <aoc/GuardGallivant.hpp>
 
 std::string GuardGallivant::getPuzzleName() const
 {

src/HistorianHysteria.cpp

@@ -15,7 +15,7 @@
 
 #include <iostream>
 
-#include <aoc/HistorianHysteria.h>
+#include <aoc/HistorianHysteria.hpp>
 
 std::string HistorianHysteria::getPuzzleName() const
 {

src/LinesSolver.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/LinesSolver.h>
+#include <aoc/LinesSolver.hpp>
 
 void LinesSolver::processDataLine(const std::string& line)
 {

src/MullCharState.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/MullCharState.h>
+#include <aoc/MullCharState.hpp>
 
 MullCharState::MullCharState(const char expected)
     : expected_{ expected }, successState_{}, failState_{} {}

src/MullData.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/MullData.h>
+#include <aoc/MullData.hpp>
 
 MullData::MullData()
     : isEnabled_{ true }, factor1_{ 0 }, factor2_{ 0 }, part1_{ 0 }, part2_{ 0 } {};

src/MullDataState.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/MullDataState.h>
+#include <aoc/MullDataState.hpp>
 
 void MullDataState::setData(MullData& data)
 {

src/MullDoOpenState.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/MullDoOpenState.h>
+#include <aoc/MullDoOpenState.hpp>
 
 void MullDoOpenState::next(StringStateMachine* stateMachine)
 {

src/MullEntryState.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/MullEntryState.h>
+#include <aoc/MullEntryState.hpp>
 
 void MullEntryState::enter(StringStateMachine* stateMachine)
 {

src/MullFactorState.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/MullFactorState.h>
+#include <aoc/MullFactorState.hpp>
 
 MullFactorState::MullFactorState(const char expected, const int index)
     : expected_{ expected }, index_{ index }, successState_{}, failState_{} {}

src/MullItOver.cpp

@@ -13,8 +13,9 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/MullItOver.h>
-#include <aoc/StringStateMachine.h>
+#include <aoc/MullItOver.hpp>
+
+#include <aoc/StringStateMachine.hpp>
 
 MullItOver::MullItOver()
     : Solver{}, data_{}, states_ {

src/MullStates.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/MullStates.h>
+#include <aoc/MullStates.hpp>
 
 MullStates::MullStates(MullData& data)
 {

src/MullToggleCloseState.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/MullToggleCloseState.h>
+#include <aoc/MullToggleCloseState.hpp>
 
 MullToggleCloseState::MullToggleCloseState(const bool isEnabler)
     : isEnabler_{ isEnabler }, successState_{} {}

src/Point2.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/Point2.h>
+#include <aoc/Point2.hpp>
 
 const Point2 Point2::left{ -1, 0 };
 const Point2 Point2::right{ 1, 0 };

src/PrintQueue.cpp

@@ -13,12 +13,12 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
+#include <aoc/PrintQueue.hpp>
+
 #include <algorithm>
 #include <sstream>
 #include <vector>
 
-#include <aoc/PrintQueue.h>
-
 PrintQueue::PrintQueue()
     : Solver{}, pageNoMapIndex_{ 0 }, isProcessingOrderingRules_{ true }, orderingRules_{}
 {

src/Program.cpp

@@ -13,19 +13,20 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
+#include <aoc/Program.hpp>
+
 #include <iostream>
 #include <memory>
 
-#include <aoc/Program.h>
-#include <aoc/SolverEngine.h>
+#include <aoc/SolverEngine.hpp>
 
 // Solver implementations in day order.
-#include <aoc/HistorianHysteria.h>
-#include <aoc/RedNosedReports.h>
-#include <aoc/MullItOver.h>
-#include <aoc/CeresSearch.h>
-#include <aoc/PrintQueue.h>
-#include <aoc/GuardGallivant.h>
+#include <aoc/HistorianHysteria.hpp>
+#include <aoc/RedNosedReports.hpp>
+#include <aoc/MullItOver.hpp>
+#include <aoc/CeresSearch.hpp>
+#include <aoc/PrintQueue.hpp>
+#include <aoc/GuardGallivant.hpp>
 
 void Program::run()
 {

src/RedNosedReports.cpp

@@ -13,12 +13,12 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
+#include <aoc/RedNosedReports.hpp>
+
 #include <iostream>
 #include <sstream>
 #include <vector>
 
-#include <aoc/RedNosedReports.h>
-
 std::string RedNosedReports::getPuzzleName() const
 {
     return "Day 2: Red-Nosed Reports";

src/Solver.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/Solver.h>
+#include <aoc/Solver.hpp>
 
 Solver::Solver()
     : part1{ 0 }, part2{ 0 } {}

src/SolverEngine.cpp

@@ -13,11 +13,11 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
+#include <aoc/SolverEngine.hpp>
+
 #include <fstream>
 #include <iostream>
 
-#include <aoc/SolverEngine.h>
-
 SolverEngine::SolverEngine(const std::vector<std::string>& inputPaths)
     : inputPaths_{ inputPaths } {}
 

src/StringStateMachine.cpp

@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License along with
 // this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include <aoc/StringStateMachine.h>
+#include <aoc/StringStateMachine.hpp>
 
 StringStateMachine::StringStateMachine(const std::string& line, StringState& entryState)
 {