Remove unused files

These files aren't needed anymore.

.gitignore

@@ -1,11 +0,0 @@
-# Ignore all files in the bin/ directory
-bin/
-
-# Ignore all files in the docs/ directory
-docs/
-
-# Ignore all files in the lib/ directory
-lib/
-
-# Ignore all files made by shards
-.shards/

.travis.yml

@@ -1,5 +0,0 @@
-language: crystal
-
-# Travis will make sure that all our tests work
-script:
-    - crystal spec

Makefile

@@ -1,3 +0,0 @@
-.PHONY: spec
-spec:
-	@crystal spec spec.cr --verbose

shard.yml

@@ -1,6 +0,0 @@
-name: new-start
-description: A modern Arch workflow built with an emphasis on functionality.
-version: 0.1.0
-
-license: GPLv3
-crystal: 0.24.0