Update Vendors (#337)

* update & migrate gitea sdk (Fix Delete Tag Issue)
* upgraded github.com/AlecAivazis/survey v2.2.7 => v2.2.8
* upgraded github.com/adrg/xdg v0.2.3 => v0.3.1
* upgraded github.com/araddon/dateparse
* upgraded github.com/olekukonko/tablewriter v0.0.4 => v0.0.5
* upgraded gopkg.in/yaml.v2 v2.3.0 => v2.4.0

Reviewed-on: https://gitea.com/gitea/tea/pulls/337
Reviewed-by: Norwin <noerw@noreply.gitea.io>
Reviewed-by: khmarbaise <khmarbaise@noreply.gitea.io>
Co-authored-by: 6543 <6543@obermui.de>
Co-committed-by: 6543 <6543@obermui.de>

vendor/github.com/aymerick/douceur/css/declaration.go

@@ -1,60 +0,0 @@
-package css
-
-import "fmt"
-
-// Declaration represents a parsed style property
-type Declaration struct {
-	Property  string
-	Value     string
-	Important bool
-}
-
-// NewDeclaration instanciates a new Declaration
-func NewDeclaration() *Declaration {
-	return &Declaration{}
-}
-
-// Returns string representation of the Declaration
-func (decl *Declaration) String() string {
-	return decl.StringWithImportant(true)
-}
-
-// StringWithImportant returns string representation with optional !important part
-func (decl *Declaration) StringWithImportant(option bool) string {
-	result := fmt.Sprintf("%s: %s", decl.Property, decl.Value)
-
-	if option && decl.Important {
-		result += " !important"
-	}
-
-	result += ";"
-
-	return result
-}
-
-// Equal returns true if both Declarations are equals
-func (decl *Declaration) Equal(other *Declaration) bool {
-	return (decl.Property == other.Property) && (decl.Value == other.Value) && (decl.Important == other.Important)
-}
-
-//
-// DeclarationsByProperty
-//
-
-// DeclarationsByProperty represents sortable style declarations
-type DeclarationsByProperty []*Declaration
-
-// Implements sort.Interface
-func (declarations DeclarationsByProperty) Len() int {
-	return len(declarations)
-}
-
-// Implements sort.Interface
-func (declarations DeclarationsByProperty) Swap(i, j int) {
-	declarations[i], declarations[j] = declarations[j], declarations[i]
-}
-
-// Implements sort.Interface
-func (declarations DeclarationsByProperty) Less(i, j int) bool {
-	return declarations[i].Property < declarations[j].Property
-}