Bump dependencies to pass audit

[janlazo]

                       === npm audit security report ===                        
                                                                                
# Run  npm install --save-dev @angular/compiler-cli@8.0.0  to resolve 1 vulnerability
SEMVER WARNING: Recommended action is a potentially breaking change
                                                                                
  Low             Regular Expression Denial of Service                          
                                                                                
  Package         braces                                                        
                                                                                
  Dependency of   @angular/compiler-cli [dev]                                   
                                                                                
  Path            @angular/compiler-cli > chokidar > anymatch > micromatch >    
                  braces                                                        
                                                                                
  More info       https://npmjs.com/advisories/786                              
                                                                                


                                                                                
                                 Manual Review                                  
             Some vulnerabilities require your attention to resolve             
                                                                                
          Visit https://go.npm.me/audit-guide for additional guidance           
                                                                                
                                                                                
  Moderate        Command Injection                                             
                                                                                
  Package         dot                                                           
                                                                                
  Patched in      No patch available                                            
                                                                                
  Dependency of   @compodoc/compodoc [dev]                                      
                                                                                
  Path            @compodoc/compodoc > @compodoc/ngd-transformer > dot          
                                                                                
  More info       https://npmjs.com/advisories/798                              
                                                                                
found 2 vulnerabilities (1 low, 1 moderate) in 15351 scanned packages
  1 vulnerability requires semver-major dependency updates.
  1 vulnerability requires manual review. See the full report for details.

[janlazo]

angular requires a release upgrade and olado/doT#242 remains open for dot. Nothing more can be done unless I upgrade devDependencies beyond the audit report.