Add DWARF 2+ line info support

Resolves #37

Cargo.lock

@@ -1483,6 +1483,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "fallible-iterator"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2acce4a10f12dc2fb14a218589d4f1f62ef011b2d0cc4b3cb1bba8e94da14649"
+
 [[package]]
 name = "fastrand"
 version = "1.9.0"
@@ -1820,6 +1826,10 @@ name = "gimli"
 version = "0.28.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4271d37baee1b8c7e4b708028c57d816cf9d2434acb33a549475f78c181f6253"
+dependencies = [
+ "fallible-iterator",
+ "stable_deref_trait",
+]
 
 [[package]]
 name = "gio-sys"
@@ -2867,6 +2877,7 @@ dependencies = [
  "flagset",
  "float-ord",
  "font-kit",
+ "gimli",
  "globset",
  "log",
  "memmap2",
@@ -3900,6 +3911,12 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "stable_deref_trait"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
+
 [[package]]
 name = "static_assertions"
 version = "1.1.0"