Separating lib from cli (mgechev#655)

* Separating lib from cli

* Renamed NewRevive to New

* Added GetLintFailures helper function

* Moved formatter to call to format since that's when it's needed

* makes fields of Revive struct non-public

* minor modifs in tests: remove unnamed constats

* Added lint package management to lint command

* README message for using revive as a library

* README formatting

* Removed unused method

* Slightly improved wording in README

* Handling format errors

* Renaming file to better reflect intent

* Refactoring pattern usage

* README heads

* renames excludePaths into excludePatterns

Co-authored-by: Bernardo Heynemann <bernardo.heynemann@coinbase.com>
Co-authored-by: chavacava <salvadorcavadini+github@gmail.com>
Signed-off-by: subham sarkar <subham@deepsource.io>

README.md

@@ -608,9 +608,15 @@ You can still go further and use `revive` without its cli, as part of your libra
 package mylib
 
 import (
+<<<<<<< HEAD
 	"github.com/deepsourcelabs/revive/cli"
 	"github.com/deepsourcelabs/revive/revivelib"
 	"github.com/deepsourcelabs/revive/lint"
+=======
+	"github.com/mgechev/revive/cli"
+	"github.com/mgechev/revive/revivelib"
+	"github.com/mgechev/revive/lint"
+>>>>>>> 318db94 (Separating lib from cli (#655))
 )
 
 // Error checking removed for clarity
@@ -622,7 +628,11 @@ func LintMyFile(file string) {
 		true,  // Set exit status
 		2048,  // Max open files
 
+<<<<<<< HEAD
 		// Then add as many extra rules as you need
+=======
+        // Then add as many extra rules as you need
+>>>>>>> 318db94 (Separating lib from cli (#655))
 		revivelib.NewExtraRule(&myRule{}, lint.RuleConfig{}),
 	)
 
@@ -755,6 +765,12 @@ REVIVE_FORCE_COLOR=1 revive -formatter friendly ./... | tee revive.log
 :---: |:---: |:---: |:---: |:---: |
 [cce](https://github.com/cce) |[haya14busa](https://github.com/haya14busa) |[jmckenzieark](https://github.com/jmckenzieark) |[techknowlogick](https://github.com/techknowlogick) |[zeripath](https://github.com/zeripath) |
 
+
+[<img alt="heynemann" src="https://avatars.githubusercontent.com/u/60965?v=4&s=117" width="117">](https://github.com/heynemann) | | | | | |
+|:---: |:---: |:---: |:---: |:---: |:---: |
+[heynemann](https://github.com/heynemann) | | | | | |
+
+
 ## License
 
 MIT