diff --git a/.all-contributorsrc b/.all-contributorsrc
index 485e1629..a8cda2ee 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -111,6 +111,16 @@
         "doc",
         "code"
       ]
+    },
+    {
+      "login": "Shashankjain12",
+      "name": "Shashank jain",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/20285786?v=4",
+      "profile": "http://www.myshashank.tech",
+      "contributions": [
+        "doc",
+        "code"
+      ]
     }
   ]
 }
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index b3033a7a..42a33c5f 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -1,5 +1,5 @@
 
-[![All Contributors](https://img.shields.io/badge/all_contributors-10-orange.svg?style=flat-square)](#contributors)
+[![All Contributors](https://img.shields.io/badge/all_contributors-11-orange.svg?style=flat-square)](#contributors)
 ## Contributors
 
 Thanks goes to these wonderful people ([emoji key](https://github.com/kentcdodds/all-contributors#emoji-key)):
@@ -8,7 +8,7 @@ Thanks goes to these wonderful people ([emoji key](https://github.com/kentcdodds
 <!-- prettier-ignore -->
 | [<img src="https://avatars2.githubusercontent.com/u/26179770?v=4" width="100px;"/><br /><sub><b>MADHAV BAHL</b></sub>](http://madhavbahl.tech/)<br />[💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=MadhavBahlMD "Code") [📝](#blog-MadhavBahlMD "Blogposts") [📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=MadhavBahlMD "Documentation") [🎨](#design-MadhavBahlMD "Design") [✅](#tutorial-MadhavBahlMD "Tutorials") | [<img src="https://avatars2.githubusercontent.com/u/32531173?v=4" width="100px;"/><br /><sub><b>Rajdeep Roy Chowdhury</b></sub>](http://www.linkedin.com/in/razdeeproychowdhury)<br />[💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Razdeep "Code") [📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Razdeep "Documentation") [✅](#tutorial-Razdeep "Tutorials") | [<img src="https://avatars1.githubusercontent.com/u/16208722?v=4" width="100px;"/><br /><sub><b>Hrishi</b></sub>](https://hrishi1999.github.io)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Hrishi1999 "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Hrishi1999 "Code") | [<img src="https://avatars1.githubusercontent.com/u/33101287?v=4" width="100px;"/><br /><sub><b>Bhanu Ailani</b></sub>](https://github.com/Bhanu0202)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Bhanu0202 "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Bhanu0202 "Code") | [<img src="https://avatars3.githubusercontent.com/u/35690440?v=4" width="100px;"/><br /><sub><b>Deepak Sharma</b></sub>](https://sourcerer.io/dsdsharma)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=dsdsharma "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=dsdsharma "Code") | [<img src="https://avatars2.githubusercontent.com/u/28749866?v=4" width="100px;"/><br /><sub><b>Ramanpreet Singh</b></sub>](https://github.com/Ramanpreet6262)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Ramanpreet6262 "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Ramanpreet6262 "Code") | [<img src="https://avatars1.githubusercontent.com/u/27620628?v=4" width="100px;"/><br /><sub><b>Anil Khatri</b></sub>](https://imkaka.github.io/)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=imkaka "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=imkaka "Code") |
 | :---: | :---: | :---: | :---: | :---: | :---: | :---: |
-| [<img src="https://avatars0.githubusercontent.com/u/39827514?v=4" width="100px;"/><br /><sub><b>Ashwek Swamy</b></sub>](https://github.com/ashwek)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=ashwek "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=ashwek "Code") | [<img src="https://avatars1.githubusercontent.com/u/32368107?v=4" width="100px;"/><br /><sub><b>Dhruv Gupta</b></sub>](https://github.com/dhruv-gupta14)<br />[💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=dhruv-gupta14 "Code") | [<img src="https://avatars0.githubusercontent.com/u/30969577?v=4" width="100px;"/><br /><sub><b>Aadit Kamat</b></sub>](https://sg.linkedin.com/in/aadit-kamat-12a5a8140)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=aaditkamat "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=aaditkamat "Code") |
+| [<img src="https://avatars0.githubusercontent.com/u/39827514?v=4" width="100px;"/><br /><sub><b>Ashwek Swamy</b></sub>](https://github.com/ashwek)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=ashwek "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=ashwek "Code") | [<img src="https://avatars1.githubusercontent.com/u/32368107?v=4" width="100px;"/><br /><sub><b>Dhruv Gupta</b></sub>](https://github.com/dhruv-gupta14)<br />[💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=dhruv-gupta14 "Code") | [<img src="https://avatars0.githubusercontent.com/u/30969577?v=4" width="100px;"/><br /><sub><b>Aadit Kamat</b></sub>](https://sg.linkedin.com/in/aadit-kamat-12a5a8140)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=aaditkamat "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=aaditkamat "Code") | [<img src="https://avatars1.githubusercontent.com/u/20285786?v=4" width="100px;"/><br /><sub><b>Shashank jain</b></sub>](http://www.myshashank.tech)<br />[📖](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Shashankjain12 "Documentation") [💻](https://github.com/MadhavBahlMD/DailyCodeBase/commits?author=Shashankjain12 "Code") |
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
 This project follows the [all-contributors](https://github.com/kentcdodds/all-contributors) specification. Contributions of any kind welcome!
diff --git a/Day1/C++/ShashankFizz.cpp b/Day1/C++/ShashankFizz.cpp
new file mode 100644
index 00000000..45b3ca46
--- /dev/null
+++ b/Day1/C++/ShashankFizz.cpp
@@ -0,0 +1,32 @@
+/**
+        * @author: Shashankjain12
+        * @date: 21/12/2018
+**/
+#include<iostream>
+using namespace std;
+int main()
+{
+	int i,n;
+	cout<<"FIZZ BUZZ \n";
+	cout<<"Enter the input for the game";
+	cin>>n;
+	for(i=1;i<=n;i++)
+	{
+		if((i%3==0)&&(i%5==0))
+		{
+			cout<<"fizzbuzz,";
+		}
+		else if((i%5)==0)
+			{
+				cout<<"buzz,";
+			}
+	
+		else if((i%3)==0)
+			{
+				cout<<"fizz,";
+			}
+		else
+		cout<<i<<",";
+	}
+return 0;
+}	
diff --git a/Day1/Python3/ShashankFizz.py b/Day1/Python3/ShashankFizz.py
new file mode 100644
index 00000000..c47a0e0d
--- /dev/null
+++ b/Day1/Python3/ShashankFizz.py
@@ -0,0 +1,16 @@
+'''
+        * @author: Shashankjain12
+        * @date: 21/12/18
+'''
+print("Fizz Buzz")
+n=int(input("Enter the number?"));
+for i in range(1,n+1):
+    if((i%3)==0 and (i%5)==0):
+        print("Fizzbuzz ")
+    elif((i%3)==0):
+        print("fizz ")
+    elif ((i%5)==0):
+        print("buzz ")
+    else:
+        print(i)
+
diff --git a/Day1/README.md b/Day1/README.md
index 6e8d14bb..d3dab264 100644
--- a/Day1/README.md
+++ b/Day1/README.md
@@ -338,4 +338,24 @@ def solution(n)
   p get_result(num + 1)
   end
 end
-```
\ No newline at end of file
+```
+## Python Implementation
+
+## ShashankFizz.py (./python/ShashankFizz.py)
+``` python
+"""
+        * @author: Shashankjain12
+        * @date: 21/12/18
+"""
+print("Fizz Buzz")
+n=int(input("Enter the number?"));
+for i in range(1,n+1):
+    if((i%3)==0 and (i%5)==0):
+        print("Fizzbuzz ")
+    elif((i%3)==0):
+        print("fizz ")
+    elif ((i%5)==0):
+        print("buzz ")
+    else:
+        print(i)
+```
diff --git a/Day2/Python/String_and_pallindrome.py b/Day2/Python/String_and_pallindrome.py
new file mode 100644
index 00000000..b1c1c899
--- /dev/null
+++ b/Day2/Python/String_and_pallindrome.py
@@ -0,0 +1,15 @@
+"""
+ * @author Shashank
+ * @date 21/12/2018
+"""
+
+a=input("Enter the input string:")
+d=a.replace(" ","")
+c=list(d)
+c.reverse()
+e="".join(c)
+if d==e:
+    print("String is pallindrome")
+else:
+    print("Not a pallindrome")
+
diff --git a/Day2/README.md b/Day2/README.md
index da2417c3..6ad29b57 100644
--- a/Day2/README.md
+++ b/Day2/README.md
@@ -528,4 +528,23 @@ void main(){
     printf("palindrome\n");
 }
 
-```
\ No newline at end of file
+```
+##Python implementation
+##String reversing and pallindrome checking(./python3/String_and_pallindrome.py)
+``` Python
+"""
+ * @author Shashank
+ * @date 21/12/2018
+"""
+
+a=input("Enter the input string:")
+d=a.replace(" ","")
+c=list(d)
+c.reverse()
+e="".join(c)
+if d==e:
+    print("String is pallindrome")
+else:
+    print("Not a pallindrome")
+```
+
diff --git a/package-lock.json b/package-lock.json
index 2fc099db..65bb0d1f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,10 +10,10 @@
       "integrity": "sha512-FBHEW6Jf5TB9MGBgUUA9XHkTbjXYfAUjY43ACMfmdMRHniyoMHjHjzD50OK8LGDWQwp4rWEsIq5kEqq7rvIM1g==",
       "dev": true,
       "requires": {
-        "fast-deep-equal": "2.0.1",
-        "fast-json-stable-stringify": "2.0.0",
-        "json-schema-traverse": "0.4.1",
-        "uri-js": "4.2.2"
+        "fast-deep-equal": "^2.0.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
       }
     },
     "all-contributors-cli": {
@@ -22,13 +22,13 @@
       "integrity": "sha512-9kgEa/s6dF6K7ky7eZcFTDcbVJWDZP9WK0YCZTmU1IbmwIAGu81/tiDdg/woTnw3VYtpzq4SCXxPlDymLfw+Mg==",
       "dev": true,
       "requires": {
-        "async": "2.6.1",
-        "chalk": "2.4.1",
-        "inquirer": "4.0.2",
-        "lodash": "4.17.11",
-        "pify": "3.0.0",
-        "request": "2.88.0",
-        "yargs": "10.1.2"
+        "async": "^2.0.0-rc.1",
+        "chalk": "^2.3.0",
+        "inquirer": "^4.0.0",
+        "lodash": "^4.11.2",
+        "pify": "^3.0.0",
+        "request": "^2.72.0",
+        "yargs": "^10.0.3"
       }
     },
     "ansi-escapes": {
@@ -49,7 +49,7 @@
       "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
       "dev": true,
       "requires": {
-        "color-convert": "1.9.3"
+        "color-convert": "^1.9.0"
       }
     },
     "asn1": {
@@ -58,7 +58,7 @@
       "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
       "dev": true,
       "requires": {
-        "safer-buffer": "2.1.2"
+        "safer-buffer": "~2.1.0"
       }
     },
     "assert-plus": {
@@ -73,7 +73,7 @@
       "integrity": "sha512-fNEiL2+AZt6AlAw/29Cr0UDe4sRAHCpEHh54WMz+Bb7QfNcFw4h3loofyJpLeQs4Yx7yuqu/2dLgM5hKOs6HlQ==",
       "dev": true,
       "requires": {
-        "lodash": "4.17.11"
+        "lodash": "^4.17.10"
       }
     },
     "asynckit": {
@@ -100,7 +100,7 @@
       "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
       "dev": true,
       "requires": {
-        "tweetnacl": "0.14.5"
+        "tweetnacl": "^0.14.3"
       }
     },
     "camelcase": {
@@ -121,9 +121,9 @@
       "integrity": "sha512-ObN6h1v2fTJSmUXoS3nMQ92LbDK9be4TV+6G+omQlGJFdcUX5heKi1LZ1YnRMIgwTLEj3E24bT6tYni50rlCfQ==",
       "dev": true,
       "requires": {
-        "ansi-styles": "3.2.1",
-        "escape-string-regexp": "1.0.5",
-        "supports-color": "5.5.0"
+        "ansi-styles": "^3.2.1",
+        "escape-string-regexp": "^1.0.5",
+        "supports-color": "^5.3.0"
       }
     },
     "chardet": {
@@ -138,7 +138,7 @@
       "integrity": "sha1-s12sN2R5+sw+lHR9QdDQ9SOP/LU=",
       "dev": true,
       "requires": {
-        "restore-cursor": "2.0.0"
+        "restore-cursor": "^2.0.0"
       }
     },
     "cli-width": {
@@ -153,9 +153,9 @@
       "integrity": "sha512-4FG+RSG9DL7uEwRUZXZn3SS34DiDPfzP0VOiEwtUWlE+AR2EIg+hSyvrIgUUfhdgR/UkAeW2QHgeP+hWrXs7jQ==",
       "dev": true,
       "requires": {
-        "string-width": "2.1.1",
-        "strip-ansi": "4.0.0",
-        "wrap-ansi": "2.1.0"
+        "string-width": "^2.1.1",
+        "strip-ansi": "^4.0.0",
+        "wrap-ansi": "^2.0.0"
       }
     },
     "code-point-at": {
@@ -185,7 +185,7 @@
       "integrity": "sha512-brWl9y6vOB1xYPZcpZde3N9zDByXTosAeMDo4p1wzo6UMOX4vumB+TP1RZ76sfE6Md68Q0NJSrE/gbezd4Ul+w==",
       "dev": true,
       "requires": {
-        "delayed-stream": "1.0.0"
+        "delayed-stream": "~1.0.0"
       }
     },
     "core-util-is": {
@@ -200,9 +200,9 @@
       "integrity": "sha1-6L0O/uWPz/b4+UUQoKVUu/ojVEk=",
       "dev": true,
       "requires": {
-        "lru-cache": "4.1.5",
-        "shebang-command": "1.2.0",
-        "which": "1.3.1"
+        "lru-cache": "^4.0.1",
+        "shebang-command": "^1.2.0",
+        "which": "^1.2.9"
       }
     },
     "dashdash": {
@@ -211,7 +211,7 @@
       "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "decamelize": {
@@ -232,8 +232,8 @@
       "integrity": "sha1-OoOpBOVDUyh4dMVkt1SThoSamMk=",
       "dev": true,
       "requires": {
-        "jsbn": "0.1.1",
-        "safer-buffer": "2.1.2"
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.1.0"
       }
     },
     "escape-string-regexp": {
@@ -248,13 +248,13 @@
       "integrity": "sha1-lEvs00zEHuMqY6n68nrVpl/Fl3c=",
       "dev": true,
       "requires": {
-        "cross-spawn": "5.1.0",
-        "get-stream": "3.0.0",
-        "is-stream": "1.1.0",
-        "npm-run-path": "2.0.2",
-        "p-finally": "1.0.0",
-        "signal-exit": "3.0.2",
-        "strip-eof": "1.0.0"
+        "cross-spawn": "^5.0.1",
+        "get-stream": "^3.0.0",
+        "is-stream": "^1.1.0",
+        "npm-run-path": "^2.0.0",
+        "p-finally": "^1.0.0",
+        "signal-exit": "^3.0.0",
+        "strip-eof": "^1.0.0"
       }
     },
     "extend": {
@@ -269,9 +269,9 @@
       "integrity": "sha512-bSn6gvGxKt+b7+6TKEv1ZycHleA7aHhRHyAqJyp5pbUFuYYNIzpZnQDk7AsYckyWdEnTeAnay0aCy2aV6iTk9A==",
       "dev": true,
       "requires": {
-        "chardet": "0.4.2",
-        "iconv-lite": "0.4.24",
-        "tmp": "0.0.33"
+        "chardet": "^0.4.0",
+        "iconv-lite": "^0.4.17",
+        "tmp": "^0.0.33"
       }
     },
     "extsprintf": {
@@ -298,7 +298,7 @@
       "integrity": "sha1-OrGi0qYsi/tDGgyUy3l6L84nyWI=",
       "dev": true,
       "requires": {
-        "escape-string-regexp": "1.0.5"
+        "escape-string-regexp": "^1.0.5"
       }
     },
     "find-up": {
@@ -307,7 +307,7 @@
       "integrity": "sha1-RdG35QbHF93UgndaK3eSCjwMV6c=",
       "dev": true,
       "requires": {
-        "locate-path": "2.0.0"
+        "locate-path": "^2.0.0"
       }
     },
     "forever-agent": {
@@ -322,9 +322,9 @@
       "integrity": "sha512-1lLKB2Mu3aGP1Q/2eCOx0fNbRMe7XdwktwOruhfqqd0rIJWwN4Dh+E3hrPSlDCXnSR7UtZ1N38rVXm+6+MEhJQ==",
       "dev": true,
       "requires": {
-        "asynckit": "0.4.0",
-        "combined-stream": "1.0.7",
-        "mime-types": "2.1.21"
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.6",
+        "mime-types": "^2.1.12"
       }
     },
     "get-caller-file": {
@@ -345,7 +345,7 @@
       "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "har-schema": {
@@ -360,8 +360,8 @@
       "integrity": "sha512-sNvOCzEQNr/qrvJgc3UG/kD4QtlHycrzwS+6mfTrrSq97BvaYcPZZI1ZSqGSPR73Cxn4LKTD4PttRwfU7jWq5g==",
       "dev": true,
       "requires": {
-        "ajv": "6.6.2",
-        "har-schema": "2.0.0"
+        "ajv": "^6.5.5",
+        "har-schema": "^2.0.0"
       }
     },
     "has-flag": {
@@ -376,9 +376,9 @@
       "integrity": "sha1-muzZJRFHcvPZW2WmCruPfBj7rOE=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0",
-        "jsprim": "1.4.1",
-        "sshpk": "1.15.2"
+        "assert-plus": "^1.0.0",
+        "jsprim": "^1.2.2",
+        "sshpk": "^1.7.0"
       }
     },
     "iconv-lite": {
@@ -387,7 +387,7 @@
       "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
       "dev": true,
       "requires": {
-        "safer-buffer": "2.1.2"
+        "safer-buffer": ">= 2.1.2 < 3"
       }
     },
     "inquirer": {
@@ -396,20 +396,20 @@
       "integrity": "sha512-+f3qDNeZpkhFJ61NBA9jXDrGGhoQuqfEum9A681c9oHoIbGgVqjogKynjB/vNVP+nVu9w3FbFQ35c0ibU0MaIQ==",
       "dev": true,
       "requires": {
-        "ansi-escapes": "3.1.0",
-        "chalk": "2.4.1",
-        "cli-cursor": "2.1.0",
-        "cli-width": "2.2.0",
-        "external-editor": "2.2.0",
-        "figures": "2.0.0",
-        "lodash": "4.17.11",
+        "ansi-escapes": "^3.0.0",
+        "chalk": "^2.0.0",
+        "cli-cursor": "^2.1.0",
+        "cli-width": "^2.0.0",
+        "external-editor": "^2.1.0",
+        "figures": "^2.0.0",
+        "lodash": "^4.3.0",
         "mute-stream": "0.0.7",
-        "run-async": "2.3.0",
-        "rx-lite": "4.0.8",
-        "rx-lite-aggregates": "4.0.8",
-        "string-width": "2.1.1",
-        "strip-ansi": "4.0.0",
-        "through": "2.3.8"
+        "run-async": "^2.2.0",
+        "rx-lite": "^4.0.8",
+        "rx-lite-aggregates": "^4.0.8",
+        "string-width": "^2.1.0",
+        "strip-ansi": "^4.0.0",
+        "through": "^2.3.6"
       }
     },
     "invert-kv": {
@@ -496,7 +496,7 @@
       "integrity": "sha1-MIrMr6C8SDo4Z7S28rlQYlHRuDU=",
       "dev": true,
       "requires": {
-        "invert-kv": "1.0.0"
+        "invert-kv": "^1.0.0"
       }
     },
     "locate-path": {
@@ -505,8 +505,8 @@
       "integrity": "sha1-K1aLJl7slExtnA3pw9u7ygNUzY4=",
       "dev": true,
       "requires": {
-        "p-locate": "2.0.0",
-        "path-exists": "3.0.0"
+        "p-locate": "^2.0.0",
+        "path-exists": "^3.0.0"
       }
     },
     "lodash": {
@@ -521,8 +521,8 @@
       "integrity": "sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==",
       "dev": true,
       "requires": {
-        "pseudomap": "1.0.2",
-        "yallist": "2.1.2"
+        "pseudomap": "^1.0.2",
+        "yallist": "^2.1.2"
       }
     },
     "mem": {
@@ -531,7 +531,7 @@
       "integrity": "sha1-Xt1StIXKHZAP5kiVUFOZoN+kX3Y=",
       "dev": true,
       "requires": {
-        "mimic-fn": "1.2.0"
+        "mimic-fn": "^1.0.0"
       }
     },
     "mime-db": {
@@ -546,7 +546,7 @@
       "integrity": "sha512-3iL6DbwpyLzjR3xHSFNFeb9Nz/M8WDkX33t1GFQnFOllWk8pOrh/LSrB5OXlnlW5P9LH73X6loW/eogc+F5lJg==",
       "dev": true,
       "requires": {
-        "mime-db": "1.37.0"
+        "mime-db": "~1.37.0"
       }
     },
     "mimic-fn": {
@@ -567,7 +567,7 @@
       "integrity": "sha1-NakjLfo11wZ7TLLd8jV7GHFTbF8=",
       "dev": true,
       "requires": {
-        "path-key": "2.0.1"
+        "path-key": "^2.0.0"
       }
     },
     "number-is-nan": {
@@ -588,7 +588,7 @@
       "integrity": "sha1-BnQoIw/WdEOyeUsiu6UotoZ5YtQ=",
       "dev": true,
       "requires": {
-        "mimic-fn": "1.2.0"
+        "mimic-fn": "^1.0.0"
       }
     },
     "os-locale": {
@@ -597,9 +597,9 @@
       "integrity": "sha512-3sslG3zJbEYcaC4YVAvDorjGxc7tv6KVATnLPZONiljsUncvihe9BQoVCEs0RZ1kmf4Hk9OBqlZfJZWI4GanKA==",
       "dev": true,
       "requires": {
-        "execa": "0.7.0",
-        "lcid": "1.0.0",
-        "mem": "1.1.0"
+        "execa": "^0.7.0",
+        "lcid": "^1.0.0",
+        "mem": "^1.1.0"
       }
     },
     "os-tmpdir": {
@@ -620,7 +620,7 @@
       "integrity": "sha512-vvcXsLAJ9Dr5rQOPk7toZQZJApBl2K4J6dANSsEuh6QI41JYcsS/qhTGa9ErIUUgK3WNQoJYvylxvjqmiqEA9Q==",
       "dev": true,
       "requires": {
-        "p-try": "1.0.0"
+        "p-try": "^1.0.0"
       }
     },
     "p-locate": {
@@ -629,7 +629,7 @@
       "integrity": "sha1-IKAQOyIqcMj9OcwuWAaA893l7EM=",
       "dev": true,
       "requires": {
-        "p-limit": "1.3.0"
+        "p-limit": "^1.1.0"
       }
     },
     "p-try": {
@@ -692,26 +692,26 @@
       "integrity": "sha512-NAqBSrijGLZdM0WZNsInLJpkJokL72XYjUpnB0iwsRgxh7dB6COrHnTBNwN0E+lHDAJzu7kLAkDeY08z2/A0hg==",
       "dev": true,
       "requires": {
-        "aws-sign2": "0.7.0",
-        "aws4": "1.8.0",
-        "caseless": "0.12.0",
-        "combined-stream": "1.0.7",
-        "extend": "3.0.2",
-        "forever-agent": "0.6.1",
-        "form-data": "2.3.3",
-        "har-validator": "5.1.3",
-        "http-signature": "1.2.0",
-        "is-typedarray": "1.0.0",
-        "isstream": "0.1.2",
-        "json-stringify-safe": "5.0.1",
-        "mime-types": "2.1.21",
-        "oauth-sign": "0.9.0",
-        "performance-now": "2.1.0",
-        "qs": "6.5.2",
-        "safe-buffer": "5.1.2",
-        "tough-cookie": "2.4.3",
-        "tunnel-agent": "0.6.0",
-        "uuid": "3.3.2"
+        "aws-sign2": "~0.7.0",
+        "aws4": "^1.8.0",
+        "caseless": "~0.12.0",
+        "combined-stream": "~1.0.6",
+        "extend": "~3.0.2",
+        "forever-agent": "~0.6.1",
+        "form-data": "~2.3.2",
+        "har-validator": "~5.1.0",
+        "http-signature": "~1.2.0",
+        "is-typedarray": "~1.0.0",
+        "isstream": "~0.1.2",
+        "json-stringify-safe": "~5.0.1",
+        "mime-types": "~2.1.19",
+        "oauth-sign": "~0.9.0",
+        "performance-now": "^2.1.0",
+        "qs": "~6.5.2",
+        "safe-buffer": "^5.1.2",
+        "tough-cookie": "~2.4.3",
+        "tunnel-agent": "^0.6.0",
+        "uuid": "^3.3.2"
       }
     },
     "require-directory": {
@@ -732,8 +732,8 @@
       "integrity": "sha1-n37ih/gv0ybU/RYpI9YhKe7g368=",
       "dev": true,
       "requires": {
-        "onetime": "2.0.1",
-        "signal-exit": "3.0.2"
+        "onetime": "^2.0.0",
+        "signal-exit": "^3.0.2"
       }
     },
     "run-async": {
@@ -742,7 +742,7 @@
       "integrity": "sha1-A3GrSuC91yDUFm19/aZP96RFpsA=",
       "dev": true,
       "requires": {
-        "is-promise": "2.1.0"
+        "is-promise": "^2.1.0"
       }
     },
     "rx-lite": {
@@ -757,7 +757,7 @@
       "integrity": "sha1-dTuHqJoRyVRnxKwWJsTvxOBcZ74=",
       "dev": true,
       "requires": {
-        "rx-lite": "4.0.8"
+        "rx-lite": "*"
       }
     },
     "safe-buffer": {
@@ -784,7 +784,7 @@
       "integrity": "sha1-RKrGW2lbAzmJaMOfNj/uXer98eo=",
       "dev": true,
       "requires": {
-        "shebang-regex": "1.0.0"
+        "shebang-regex": "^1.0.0"
       }
     },
     "shebang-regex": {
@@ -805,15 +805,15 @@
       "integrity": "sha512-Ra/OXQtuh0/enyl4ETZAfTaeksa6BXks5ZcjpSUNrjBr0DvrJKX+1fsKDPpT9TBXgHAFsa4510aNVgI8g/+SzA==",
       "dev": true,
       "requires": {
-        "asn1": "0.2.4",
-        "assert-plus": "1.0.0",
-        "bcrypt-pbkdf": "1.0.2",
-        "dashdash": "1.14.1",
-        "ecc-jsbn": "0.1.2",
-        "getpass": "0.1.7",
-        "jsbn": "0.1.1",
-        "safer-buffer": "2.1.2",
-        "tweetnacl": "0.14.5"
+        "asn1": "~0.2.3",
+        "assert-plus": "^1.0.0",
+        "bcrypt-pbkdf": "^1.0.0",
+        "dashdash": "^1.12.0",
+        "ecc-jsbn": "~0.1.1",
+        "getpass": "^0.1.1",
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.0.2",
+        "tweetnacl": "~0.14.0"
       }
     },
     "string-width": {
@@ -822,8 +822,8 @@
       "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
       "dev": true,
       "requires": {
-        "is-fullwidth-code-point": "2.0.0",
-        "strip-ansi": "4.0.0"
+        "is-fullwidth-code-point": "^2.0.0",
+        "strip-ansi": "^4.0.0"
       }
     },
     "strip-ansi": {
@@ -832,7 +832,7 @@
       "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
       "dev": true,
       "requires": {
-        "ansi-regex": "3.0.0"
+        "ansi-regex": "^3.0.0"
       }
     },
     "strip-eof": {
@@ -847,7 +847,7 @@
       "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
       "dev": true,
       "requires": {
-        "has-flag": "3.0.0"
+        "has-flag": "^3.0.0"
       }
     },
     "through": {
@@ -862,7 +862,7 @@
       "integrity": "sha512-jRCJlojKnZ3addtTOjdIqoRuPEKBvNXcGYqzO6zWZX8KfKEpnGY5jfggJQ3EjKuu8D4bJRr0y+cYJFmYbImXGw==",
       "dev": true,
       "requires": {
-        "os-tmpdir": "1.0.2"
+        "os-tmpdir": "~1.0.2"
       }
     },
     "tough-cookie": {
@@ -871,8 +871,8 @@
       "integrity": "sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==",
       "dev": true,
       "requires": {
-        "psl": "1.1.31",
-        "punycode": "1.4.1"
+        "psl": "^1.1.24",
+        "punycode": "^1.4.1"
       },
       "dependencies": {
         "punycode": {
@@ -889,7 +889,7 @@
       "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
       "dev": true,
       "requires": {
-        "safe-buffer": "5.1.2"
+        "safe-buffer": "^5.0.1"
       }
     },
     "tweetnacl": {
@@ -904,7 +904,7 @@
       "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
       "dev": true,
       "requires": {
-        "punycode": "2.1.1"
+        "punycode": "^2.1.0"
       }
     },
     "uuid": {
@@ -919,9 +919,9 @@
       "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0",
+        "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
-        "extsprintf": "1.3.0"
+        "extsprintf": "^1.2.0"
       }
     },
     "which": {
@@ -930,7 +930,7 @@
       "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
       "dev": true,
       "requires": {
-        "isexe": "2.0.0"
+        "isexe": "^2.0.0"
       }
     },
     "which-module": {
@@ -945,8 +945,8 @@
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
       "dev": true,
       "requires": {
-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1"
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1"
       },
       "dependencies": {
         "ansi-regex": {
@@ -961,7 +961,7 @@
           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
           "dev": true,
           "requires": {
-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
           }
         },
         "string-width": {
@@ -970,9 +970,9 @@
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "dev": true,
           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
           }
         },
         "strip-ansi": {
@@ -981,7 +981,7 @@
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "dev": true,
           "requires": {
-            "ansi-regex": "2.1.1"
+            "ansi-regex": "^2.0.0"
           }
         }
       }
@@ -1004,18 +1004,18 @@
       "integrity": "sha512-ivSoxqBGYOqQVruxD35+EyCFDYNEFL/Uo6FcOnz+9xZdZzK0Zzw4r4KhbrME1Oo2gOggwJod2MnsdamSG7H9ig==",
       "dev": true,
       "requires": {
-        "cliui": "4.1.0",
-        "decamelize": "1.2.0",
-        "find-up": "2.1.0",
-        "get-caller-file": "1.0.3",
-        "os-locale": "2.1.0",
-        "require-directory": "2.1.1",
-        "require-main-filename": "1.0.1",
-        "set-blocking": "2.0.0",
-        "string-width": "2.1.1",
-        "which-module": "2.0.0",
-        "y18n": "3.2.1",
-        "yargs-parser": "8.1.0"
+        "cliui": "^4.0.0",
+        "decamelize": "^1.1.1",
+        "find-up": "^2.1.0",
+        "get-caller-file": "^1.0.1",
+        "os-locale": "^2.0.0",
+        "require-directory": "^2.1.1",
+        "require-main-filename": "^1.0.1",
+        "set-blocking": "^2.0.0",
+        "string-width": "^2.0.0",
+        "which-module": "^2.0.0",
+        "y18n": "^3.2.1",
+        "yargs-parser": "^8.1.0"
       }
     },
     "yargs-parser": {
@@ -1024,7 +1024,7 @@
       "integrity": "sha512-yP+6QqN8BmrgW2ggLtTbdrOyBNSI7zBa4IykmiV5R1wl1JWNxQvWhMfMdmzIYtKU7oP3OOInY/tl2ov3BDjnJQ==",
       "dev": true,
       "requires": {
-        "camelcase": "4.1.0"
+        "camelcase": "^4.1.0"
       }
     }
   }