Fixed building and added building npm script

.gitignore

@@ -1,2 +1,2 @@
 node_modules
-build
+dist

package.json

@@ -2,9 +2,11 @@
   "name": "error-typed-promise",
   "version": "1.0.0",
   "description": "TypeScript Promises that are error-typed",
-  "main": "build/index.ts",
-  "typings": "build/typings/index.d.ts",
+  "main": "dist/index.ts",
+  "typings": "dist/typings/index.d.ts",
+  "files": ["dist"],
   "scripts": {
+    "build": "rm -rf dist && tsc",
     "test": "npm run test:types",
     "test:types": "dtslint --localTs node_modules/typescript/lib tests"
   },

tsconfig.json

@@ -11,11 +11,11 @@
     // "checkJs": true,                       /* Report errors in .js files. */
     // "jsx": "preserve",                     /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */
     "declaration": true,                   /* Generates corresponding '.d.ts' file. */
-    "declarationDir": "./build/typings",
+    "declarationDir": "./dist/typings",
     // "declarationMap": true,                /* Generates a sourcemap for each corresponding '.d.ts' file. */
     // "sourceMap": true,                     /* Generates corresponding '.map' file. */
     // "outFile": "./",                       /* Concatenate and emit output to single file. */
-    "outDir": "./build",                        /* Redirect output structure to the directory. */
+    "outDir": "./dist",                        /* Redirect output structure to the directory. */
     // "rootDir": "./",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
     // "composite": true,                     /* Enable project compilation */
     // "tsBuildInfoFile": "./",               /* Specify file to store incremental compilation information */