fix(router/parsing): change route rule error to say PascalCase instead of CamelCase

Closes angular#7874

Author: trezm

modules/@angular/router-deprecated/src/rules/rule_set.ts

@@ -49,7 +49,7 @@ export class RuleSet {
     if (isPresent(config.name) && config.name[0].toUpperCase() != config.name[0]) {
       let suggestedName = config.name[0].toUpperCase() + config.name.substring(1);
       throw new BaseException(
-          `Route "${config.path}" with name "${config.name}" does not begin with an uppercase letter. Route names should be CamelCase like "${suggestedName}".`);
+          `Route "${config.path}" with name "${config.name}" does not begin with an uppercase letter. Route names should be PascalCase like "${suggestedName}".`);
     }
 
     if (config instanceof AuxRoute) {

modules/@angular/router-deprecated/test/route_config/route_config_spec.ts

@@ -172,7 +172,7 @@ export function main() {
                    .catch((e) => {
                      expect(e.originalException)
                          .toContainError(
-                             `Route "/child" with name "child" does not begin with an uppercase letter. Route names should be CamelCase like "Child".`);
+                             `Route "/child" with name "child" does not begin with an uppercase letter. Route names should be PascalCase like "Child".`);
                      async.done();
                      return null;
                    })}));
@@ -185,7 +185,7 @@ export function main() {
                    .catch((e) => {
                      expect(e.originalException)
                          .toContainError(
-                             `Route "/child" with name "child" does not begin with an uppercase letter. Route names should be CamelCase like "Child".`);
+                             `Route "/child" with name "child" does not begin with an uppercase letter. Route names should be PascalCase like "Child".`);
                      async.done();
                      return null;
                    })}));

modules/@angular/router-deprecated/test/rules/rule_set_spec.ts

@@ -164,7 +164,7 @@ export function main() {
       expect(() => recognizer.config(
                  new Route({path: 'app/user/:name', component: DummyCmpA, name: 'user'})))
           .toThrowError(
-              `Route "app/user/:name" with name "user" does not begin with an uppercase letter. Route names should be CamelCase like "User".`);
+              `Route "app/user/:name" with name "user" does not begin with an uppercase letter. Route names should be PascalCase like "User".`);
     });