Fix ci and document break_before_filename

Author: jeremy-rifkin

README.md

@@ -384,6 +384,7 @@ namespace cpptrace {
         formatter& filtered_frame_placeholders(bool);
         formatter& filter(std::function<bool(const stacktrace_frame&)>);
         formatter& transform(std::function<stacktrace_frame(stacktrace_frame)>);
+        formatter& break_before_filename(bool do_break = true);
 
         std::string format(const stacktrace_frame&) const;
         std::string format(const stacktrace_frame&, bool color) const;
@@ -422,6 +423,7 @@ Options:
 | `filtered_frame_placeholders` | Whether to still print filtered frames as just `#n (filtered)`     | `true`                                                                   |
 | `filter`                      | A predicate to filter frames with                                  | None                                                                     |
 | `transform`                   | A transformer which takes a stacktrace frame and modifies it       | None                                                                     |
+| `break_before_filename`       | Print symbol and line source location on different lines           | `false`                                                                  |
 
 The `automatic` color mode attempts to detect if a stream that may be attached to a terminal. As such, it will not use
 colors for the `formatter::format` method and it may not be able to detect if some ostreams correspond to terminals or

test/unit/tracing/from_current.cpp

@@ -18,8 +18,6 @@ import cpptrace;
 #include <cpptrace/from_current.hpp>
 #endif
 
-using namespace std::literals;
-
 
 static volatile int truthy = 2;
 

test/unit/tracing/from_current_try_catch.cpp

@@ -15,8 +15,6 @@ import cpptrace;
 #include <cpptrace/from_current.hpp>
 #endif
 
-using namespace std::literals;
-
 
 static volatile int truthy = 2;
 

test/unit/tracing/object_trace.cpp

@@ -14,9 +14,6 @@ import cpptrace;
 #include <cpptrace/cpptrace.hpp>
 #endif
 
-using namespace std::literals;
-
-
 
 TEST(ObjectTrace, Empty) {
     cpptrace::object_trace empty;

test/unit/tracing/raw_trace.cpp

@@ -14,7 +14,6 @@ import cpptrace;
 #include <cpptrace/cpptrace.hpp>
 #endif
 
-using namespace std::literals;
 
 // Raw trace tests
 

test/unit/tracing/rethrow.cpp

@@ -18,7 +18,6 @@ import cpptrace;
 #include <cpptrace/from_current.hpp>
 #endif
 
-using namespace std::literals;
 
 static volatile int truthy = 2;
 

test/unit/tracing/stacktrace.cpp

@@ -13,7 +13,6 @@ import cpptrace;
 #include <cpptrace/cpptrace.hpp>
 #endif
 
-using namespace std::literals;
 
 #ifdef _MSC_VER
  #define CPPTRACE_FORCE_INLINE [[msvc::flatten]]

test/unit/tracing/traced_exception.cpp

@@ -13,8 +13,6 @@ import cpptrace;
 #include <cpptrace/cpptrace.hpp>
 #endif
 
-using namespace std::literals;
-
 
 static volatile int truthy = 2;
 

test/unit/tracing/try_catch.cpp

@@ -20,7 +20,6 @@ import cpptrace;
 #include "cpptrace/basic.hpp"
 #endif
 
-using namespace std::literals;
 
 namespace {
     template<typename E, typename... Args>