moved crates in lib/ to src/, renamed crates, modified some files' text (#660)

moved crates in lib/ to src/, renamed crates, modified some files' text (#660)

cranelift/reader/src/lib.rs

@@ -0,0 +1,42 @@
+//! Cranelift file reader library.
+//!
+//! The `cranelift_reader` library supports reading .clif files. This functionality is needed for
+//! testing Cranelift, but is not essential for a JIT compiler.
+
+#![deny(
+    missing_docs,
+    trivial_numeric_casts,
+    unused_extern_crates,
+    unstable_features
+)]
+#![warn(unused_import_braces)]
+#![cfg_attr(feature = "clippy", plugin(clippy(conf_file = "../../clippy.toml")))]
+#![cfg_attr(feature = "cargo-clippy", allow(clippy::new_without_default))]
+#![cfg_attr(
+    feature = "cargo-clippy",
+    warn(
+        clippy::float_arithmetic,
+        clippy::mut_mut,
+        clippy::nonminimal_bool,
+        clippy::option_map_unwrap_or,
+        clippy::option_map_unwrap_or_else,
+        clippy::print_stdout,
+        clippy::unicode_not_nfc,
+        clippy::use_self
+    )
+)]
+
+pub use crate::error::{Location, ParseError, ParseResult};
+pub use crate::isaspec::{parse_options, IsaSpec};
+pub use crate::parser::{parse_functions, parse_test};
+pub use crate::sourcemap::SourceMap;
+pub use crate::testcommand::{TestCommand, TestOption};
+pub use crate::testfile::{Comment, Details, TestFile};
+
+mod error;
+mod isaspec;
+mod lexer;
+mod parser;
+mod sourcemap;
+mod testcommand;
+mod testfile;