Remove min size

Pruning pool functionality

pool.go

@@ -63,7 +63,6 @@ type Pool struct {
 	allResources       []*Resource
 	availableResources []*Resource
 
-	minSize int
 	maxSize int
 	closed  bool
 
@@ -108,25 +107,6 @@ func (p *Pool) Size() int {
 	return n
 }
 
-// MinSize returns the current minimum size of the pool.
-func (p *Pool) MinSize() int {
-	p.cond.L.Lock()
-	n := p.minSize
-	p.cond.L.Unlock()
-	return n
-}
-
-// SetMinSize sets the minimum size of the pool. It panics if n < 0.
-func (p *Pool) SetMinSize(n int) {
-	if n < 0 {
-		panic("pool MinSize cannot be < 0")
-	}
-	p.cond.L.Lock()
-	p.minSize = n
-
-	p.cond.L.Unlock()
-}
-
 // MaxSize returns the current maximum size of the pool.
 func (p *Pool) MaxSize() int {
 	p.cond.L.Lock()